Free Biology Books

This is the updated list of biology books available for free download or online reading. These books and papers cover all the areas of biolgy and other life sciences: botany, zoology, evolutionary biology, genetics, bioinformatics, neuroscience, cell biology, biochemistry, astrobiology, as well as bioengineering and some popular books. These books are made available free of charge to the reader by their respective publishers and authors. Here is a categorized directory of biology books. This page is updated every 6 hours.

1. Birds in the Bush
   Bradford Torrey | Houghton, Mifflin and company, Published in 1885, 328 pages
2. Neocybernetics in Biological Systems
   Heikki Hyotyniemi | Helsinki University of Technology, Published in 2006, 272 pages
3. Animal Diversity
   Laurence Josephine Rabotovao | African Virtual University, Published in 2017, 137 pages
4. Neuroproteomics
   Oscar Alzate | CRC Press, Published in 2010, 354 pages
5. Whale Primer
   Theodore J. Walker | Cabrillo Historical Association, Published in 1962, 62 pages
6. DNA polymerases in Biotechnology
   Zvi Kelman, Andrew F. Gardner (eds) | Frontiers Media SA, Published in 2014, 147 pages
7. An Elementary Study of Insects
   Leonard Haseman | Missouri Book Company, Published in 1923
8. The Life of Crustacea
   William Thomas Calman | Methuen & Co., Published in 1911, 289 pages
9. DNA Helicases: Expression, Functions and Clinical Implications
   F. Uchiumi, M. Seki, Y. Furuichi | Frontiers Media SA, Published in 2015, 80 pages
10. The Vertebrate Skeleton
    Sidney H. Reynolds | Cambridge University Press, Published in 1897, 592 pages
11. Bats in the Anthropocene: Conservation of Bats in a Changing World
    Christian C. Voigt, Tigga Kingston | Springer, Published in 2016, 601 pages
12. Principles of Biochemistry
    | Wikibooks, Published in 2011
13. Guts and Brains: An Integrative Approach to the Hominin Record
    Wil Roebroeks (ed.) | Leiden University Press, Published in 2007, 278 pages
14. Algae
    Yee Keung Wong (ed.) | InTech, Published in 2019, 89 pages
15. Beginners Botany
    L. H. Bailey | Macmillan, Published in 1921, 201 pages
16. Handbook of Medical Entomology
    O. A. Johanssen, W. A. Riley | The Comstock Publishing Company, Published in 1915, 348 pages
17. Zoological Illustrations
    William Swainson | Project Gutenberg, Published in 2012
18. The Common Spiders of the United States
    James Henry Emerton | Ginn & Co., Published in 1902, 260 pages
19. Collecting and Preserving Insects and Arachnids
    I.M. Millar, V.M Uys, R.P. Urban | ARC-PPRI, Published in 1999, 112 pages
20. Gorillas and Chimpanzees
    R. L. Garner | Osgood, McIlvaine & Co, Published in 1896, 272 pages
21. College Physics for Students of Biology and Chemistry
    Kenneth R. Koehler | Raymond Walters College, Published in 2003, 352 pages
22. Guide to Life Science Careers
    Karen Peterson | NPG Education, Published in 2010
23. Venomous Arthropod Handbook
    Terry L. Biery | U.S. Government Printing Office, Published in 1962, 58 pages
24. Water Wise: Native Plants for Intermountain Landscapes
    Wendy Mee, et al. | Utah State University Press, Published in 2003, 254 pages
25. Cognitive Psychology and Cognitive Neuroscience
    | Wikibooks, Published in 2006, 185 pages
26. The Practical Streambank Bioengineering Guide
    Gary Bentrup | USDA, Published in 1998, 150 pages
27. Chemical Biology
    Deniz Ekinci | InTech, Published in 2012, 444 pages
28. Practical Organic and Biochemistry
    R. Plimmer | Longmans, Published in 1918, 664 pages
29. Bioinformatics in Tropical Disease Research
    Arthur Gruber, et al. | National Center for Biotechnology Information, Published in 2008
30. Evolution and Philosophy: An Introduction
    John S. Wilkins | The TalkOrigins Archive, Published in 1997
31. Botany: The Modern Study of Plants
    Marie Stopes | T.C. & E.C. Jack, Published in 1912, 104 pages
32. Bird Neighbors
    Neltje Blanchan | Doubleday, Page & Company, Published in 1923, 234 pages
33. Botany for Agricultural Students
    John Nathan Martin | Wiley, Published in 1919, 616 pages
34. DNA Replication in Eukaryotic Cells
    Melvin L. Depamphilis (ed.) | Cold Spring Harbor Laboratory Press, Published in 1996, 1058 pages
35. Essays on Wildlife Conservation
    Peter Moyle, et al. | The MarineBio Conservation Society, Published in 2004
36. Enzymes and Their Biotechnological Applications
    Pabulo H. Rampelotto (ed.) | MDPI AG, Published in 2015, 468 pages
37. The Genetic Landscape of Diabetes
    Laura Dean, Johanna McEntyre | NCBI, Published in 2004
38. Zoology
    Maria-Dolores Garcia | InTech, Published in 2012, 206 pages
39. Botany Online
    Alice Bergfeld, Rolf Bergmann, Peter v. Sengbusch | University of Hamburg, Published in 2003, 453 pages
40. An Introduction to Biological Aging Theory
    Theodore C. Goldsmith | Azinet Press, Published in 2011, 33 pages
41. General Biology
    Leonas Lancelot Burlingame | H. Holt & company, Published in 1922, 616 pages
42. New Zealand Moths and Butterflies
    G. V. Hudson | West, Newman & Co., Published in 1898, 179 pages
43. Anatomy and Physiology of Animals
    J. Ruth Lawson | Wikibooks, Published in 2008
44. Protein Engineering: Technology and Application
    Tomohisa Ogawa | InTech, Published in 2013, 187 pages
45. Dictionary of Ecology
    Herbert C. Hanson | Philosophical Library, Published in 1962, 403 pages
46. The Principles of Biology
    J.I. Hamaker | P. Blakiston's Sons & Co., Published in 1913, 486 pages
47. Explanation of Terms Used in Entomology
    John B. Smith | Brooklyn Entomological Society, Published in 1906, 222 pages
48. Pluripotent Stem Cells
    Deepa Bhartiya, Nibedita Lenka (eds) | InTech, Published in 2013, 628 pages
49. The Structures of Life
    | National Institutes of Health, Published in 2007, 66 pages
50. Diseases of Forest and Shade Trees of the United States
    George H. Hepting | U.S. Dept Agriculture, Published in 1971, 666 pages
51. The Bionarrative: The story of life and hope for the future
    Stephen Boyden | ANU Press, Published in 2016, 172 pages
52. Electrochemical Methods for Neuroscience
    Adrian C. Michael, Laura Borland | CRC Press, Published in 2007, 544 pages
53. Outlines of Dairy Bacteriology
    E. G. Hastings and H. L. Russell | , Published in 1914, 223 pages
54. The Chemistry of Plant Life
    Roscoe Wilfred Thatcher | McGraw-Hill, Published in 1921, 268 pages
55. Genomes
    T.A. Brown | Bios Scientific Publishers Ltd, Published in 2002, 608 pages
56. Making Sense of Your Genes: A Guide to Genetic Counselling
    | Genetic Alliance, Published in 2008, 24 pages
57. Behavioral Genetics
    Catherine Baker | AAAS, Published in 2012, 109 pages
58. Mental Disorders and Genetics: Bridging the Gap Between Research and Society
    | U.S. Government Printing Office, Published in 1994, 62 pages
59. Insect Physiology and Ecology
    Vonnie D.C. Shields (ed.) | InTech, Published in 2017, 262 pages
60. On the Origin of the Human Mind
    Andrey Vyshedskiy | MobileReference, Published in 2014, 442 pages
61. Multiphoton Microscopy and Fluorescence Lifetime Imaging
    Karsten König | De Gruyter Open, Published in 2018, 421 pages
62. Mammals of the Southwest Mountains and Mesas
    George Joyce Olin | Southwest Parks and Monuments Association, Published in 1961, 141 pages
63. Dr. Eleanor's Book of Common Ants
    Eleanor Spicer Rice | Your Wild Life, Published in 2013, 142 pages
64. In the Light of Evolution: Volume VI: Brain and Behavior
    G.F. Striedter, J.C. Avise, F.J. Ayala (eds) | National Academies Press, Published in 2013, 430 pages
65. CK-12 Life Science
    | CK-12 Foundation, Published in 2009, 786 pages
66. Metagenomics: Sequences from the Environment
    | National Library of Medicine, Published in 2006
67. Gene Therapy: Developments and Future Perspectives
    Chunsheng Kang | InTech, Published in 2011, 356 pages
68. The Science and Applications of Microbial Genomics
    | National Academies Press, Published in 2013, 428 pages
69. Flowers of Mountain and Plain
    Edith S. Clements | H.W. Wilson Co., Published in 1920, 146 pages
70. The Photosynthesis of Carbon Compounds
    Melvin Calvin, James Alan Bassham | W.A. Benjamin, Published in 1962, 156 pages
71. Animal Behaviour
    C. Lloyd Morgan | Edward Arnold, Published in 1920, 355 pages
72. Crossing Over: The Basics of Evolution
    Edith Dempster | Human Sciences Research, Published in 2006, 112 pages
73. Introduction to Systems Biology
    Thomas Sauter, Marco Albrecht | Open Book Publishers, Published in 2023, 172 pages
74. Genetics and Molecular Biology
    Robert Schleif | The Johns Hopkins University Press, Published in 1993, 715 pages
75. Human Genome Editing: Science, Ethics, and Governance
    | National Academies Press, Published in 2017, 328 pages
76. Biological Invasions in Changing Ecosystems
    J. Canning-Clode (ed.) | De Gruyter Open Ltd, Published in 2015, 473 pages
77. Mathematical Population Genetics
    Warren J Ewens | Cornell University, Published in 2006, 85 pages
78. Thinking Evolutionarily: Evolution Education Across the Life Sciences
    Jay B. Labov (ed.) | National Academies Press, Published in 2012, 111 pages
79. Ecosystems and Human Well-Being: Wetlands and Water
    | World Resources Institute, Published in 2005, 80 pages
80. Plant Life of Southwestern Australia: Adaptations for Survival
    Philip K. Groom, Byron B. Lamont | De Gruyter Open, Published in 2015, 266 pages
81. Essentials of Genetics
    Heidi Chial, et al. | NPG Education, Published in 2009, 321 pages
82. Flora of New York
    | Wikibooks, Published in 2013
83. Fungal Endophytes in Plants
    Gary A. Strobel (ed.) | MDPI AG, Published in 2018, 244 pages
84. Introduction to Bioinformatics
    Sabu M. Thampi | arXiv, Published in 2009, 155 pages
85. Mathematics and Biology: The Interface, Challenges, and Opportunities
    Simon A. Levin | , Published in 2008
86. Bald Eagles in Alaska
    Bruce Wright (ed.) | Smashwords, Published in 2014, 546 pages
87. The Green Fuse: An Ecological Odyssey
    John Harte | University of California Press, Published in 1993, 156 pages
88. Large Scale Data Handling in Biology
    Karol Kozak | BookBoon, Published in 2010, 53 pages
89. Curious Creatures in Zoology
    John Ashton | John C. Nimmo, Published in 1890, 388 pages
90. Introduction to Cognitive Neuroscience
    Iiro P. Jaaskelainen | BookBoon, Published in 2012, 240 pages
91. Radiobiology Textbook
    Sarah Baatout | Springer, Published in 2023, 667 pages
92. Spiking Neuron Models: Single Neurons, Populations, Plasticity
    Wulfram Gerstner, Werner M. Kistler | Cambridge University Press, Published in 2002, 496 pages
93. Biomechanics
    | Wikibooks, Published in 2010
94. Handbook of Genetic Counseling
    | Wikibooks, Published in 2017, 314 pages
95. Biology and its Makers
    William A. Locy | H. Holt and Company, Published in 1908, 514 pages
96. Can Biotechnology Abolish Suffering?
    David Pearce | Smashwords, Published in 2017, 802 pages
97. Laboratory Manual In General Microbiology
    Ward Giltner | Wiley, Published in 1916, 452 pages
98. Genethics: Moral Issues in the Creation of People
    David Heyd | University of California Press, Published in 1994, 276 pages
99. Carbohydrates: Comprehensive Studies on Glycobiology and Glycotechnology
    Chuan-Fa Chang (ed.) | InTech, Published in 2012, 558 pages
100. Evaluating Human Genetic Diversity
     | National Academies Press, Published in 1997, 102 pages
101. Plant Proteomics
     Setsuko Komatsu, Zahed Hossain (eds) | MDPI AG, Published in 2015, 246 pages
102. Enzyme Technology
     Martin F. Chaplin, Christopher Bucke | Cambridge University Press, Published in 1990, 280 pages
103. Understanding Genetics
     | Genetic Alliance, Published in 2009, 105 pages
104. Applied Tissue Engineering
     Minoru Ueda | InTech, Published in 2011, 76 pages
105. Genetic Testing Stories
     Nicole Exe, et al. | Genetic Alliance, Published in 2006, 60 pages
106. Microbiology and Immunology Online
     Richard Hunt et al. | University of South Carolina, Published in 2004
107. Computational Genomics
     Ron Shamir, Roded Sharan | Tel Aviv University, Published in 2011
108. Biology: Answering the Big Questions of Life
     Rosalyn Hunter | Wikibooks, Published in 2012
109. Dynamics of Cyclic Nucleotide Signaling in Neurons
     Nicholas C Spitzer, Pierre Vincent (eds) | Frontiers Media SA, Published in 2015, 94 pages
110. The Renaissance of Science: The Story of the Cell and Biology
     Albert Martini | Project Gutenberg, Published in 2015, 551 pages
111. Mitochondrial Replacement Techniques
     | National Academies Press, Published in 2016, 201 pages
112. Comparative Genomics
     Nicholas H. Bergman | Humana Press Inc., Published in 2007
113. Biomedical Imaging
     Youxin Mao | InTech, Published in 2010, 108 pages
114. Parasitology
     Mohammad Manjur Shah | InTech, Published in 2012, 206 pages
115. Insects : Their Ways and Means of Living
     Robert Evans Snodgrass | Dover, Published in 1967, 431 pages
116. Applied Ecology
     | Wikibooks, Published in 2010
117. Artificial Intelligence and Molecular Biology
     Lawrence Hunter | AAAI Press, Published in 1993, 467 pages
118. Medical Microbiology
     Samuel Baron | University of Texas Medical Branch, Published in 1996, 357 pages
119. Genetic Engineering
     Idah Sithole-Niang | InTech, Published in 2013, 128 pages
120. Genetics and Epigenetics: A Historical Overview
     L. B. Hesson, A. L. Pritchard | , Published in 2019, 47 pages
121. Human Genetics for the Social Sciences
     Gregory Carey | Sage Publications, Published in 2002, 522 pages
122. Microbial Ecology in States of Health and Disease
     | National Academies Press, Published in 2014, 548 pages
123. Mechanisms of Mitotic Chromosome Segregation
     J. Richard McIntosh (ed.) | MDPI AG, Published in 2017, 342 pages
124. The Natural History of Cage Birds
     J. M. Bechstein | W. & R. Chambers, Published in 1845, 348 pages
125. Study Guide to the Science of Botany
     Eric Guinther | Wikibooks, Published in 2011
126. Translational Pain Research: From Mouse to Man
     Lawrence Kruger, Alan R. Light | CRC Press, Published in 2010, 432 pages
127. Sexual Dimorphism
     Hiroshi Moriyama (ed.) | InTech, Published in 2013, 140 pages
128. Behavioral Energetics: The Cost of Survival in Vertebrates
     Wayne P. Aspey, Sheldon I. Lustick | The Ohio State University Press, Published in 1983, 318 pages
129. Practical Biology
     W. M. Smallwood | Allyn and Bacon, Published in 1916, 514 pages
130. Cells: Molecules and Mechanisms
     | Axolotl Academic Publishing Co., Published in 2010
131. American Birds
     William Lovell Finley | Charles Scribners' Sons, Published in 1907
132. Population Genetics
     Kent Holsinger | University of Connecticut, Published in 2008, 333 pages
133. Handbook of Human Genetic Linkage
     Joseph Douglas Terwilliger, Jurg Ott | Johns Hopkins University Press, Published in 1994, 221 pages
134. Bioscience and the Good Life
     Iain Brassington | Bloomsbury Academic, Published in 2013, 240 pages
135. Science, Evolution, and Creationism
     | The National Academies Press, Published in 2008, 88 pages
136. God's Country: The New Zealand Factor
     Michael C. Tobias, Jane G. Morrison | Dancing Star Foundation, Published in 2011, 602 pages
137. A Brief History of Genetics: Defining Experiments in Genetics
     | NPG Education, Published in 2010, 316 pages
138. Laboratory Exercises in Microbiology
     Joan Petersen, Susan McLaughlin | CUNY Academic Works, Published in 2016, 195 pages
139. Proteomics
     Tung Luong | Wikibooks, Published in 2009
140. Extreme Genetic Enginering: An Introduction to Synthetic Biology
     | ETC Group, Published in 2007, 72 pages
141. GRE Biology Test Practice Book
     | Educational Testing Service, Published in 2008, 72 pages
142. Topics in Conservation Biology
     Tony Povilitis | InTech, Published in 2012, 110 pages
143. Tissue Engineering
     Daniel Eberli | InTech, Published in 2010, 534 pages
144. Botany for Beginners
     Ernest Evans | Macmillan, Published in 1899, 318 pages
145. Computational Cognitive Neuroscience
     O'Reilly, Munakata, at al. | University of Colorado Boulder, Published in 2021, 181 pages
146. Advection, Diffusion and Delivery over a Network
     Luke L. M. Heaton, at al. | arXiv, Published in 2011, 54 pages
147. Transcriptional Control of Neural Crest Development
     Brian L. Nelms, Patricia A. Labosky | Morgan & Claypool Life Sciences, Published in 2010, 240 pages
148. Genetics and Biogenesis of Mitochondria and Chloroplasts
     C. William Birky, et al. | The Ohio State University Press, Published in 1975, 384 pages
149. The American Flower Garden
     Neltje Blanchan | Page and Company, Published in 1909
150. Sensory Systems
     Thomas Haslwanter, at al. | Wikibooks, Published in 2012, 90 pages
151. Practical Botany
     F. Cavers | University Tutorial Press, Published in 1911, 450 pages
152. Computational Biology and Applied Bioinformatics
     Heitor S. Lopes, Leonardo M. Cruz | InTech, Published in 2011, 442 pages
153. Bioinorganic Chemistry
     Bertini, Gray, Lippard, Valentine | University Science Books, Published in 1994, 628 pages
154. Boundless Biology
     | Lumen Learning, Published in 2017, 324 pages
155. Territory in Bird Life
     H. Eliot Howard | E. P. Dutton and company, Published in 1920, 308 pages
156. Dragons of the air: An account of extinct flying reptiles
     H. G. Seeley | D. Appleton & co., Published in 1901, 240 pages
157. Butterflies Worth Knowing
     Clarence M. Weed | Doubleday, Page & Company, Published in 1922, 286 pages
158. Dopaminergic Foundations of Personality and Individual Differences
     Luke D Smillie, Jan Wacker (eds) | Frontiers Media SA, Published in 2015, 189 pages
159. Biomedical Chemistry: Current Trends and Developments
     Nuno Vale | De Gruyter Open Ltd, Published in 2016, 350 pages
160. Concepts of Biology
     Samantha Fowler, et al. | OpenStax College, Published in 2013, 267 pages
161. Micro- and Nano-Transport of Biomolecules
     David Bakewell | BookBoon, Published in 2009, 96 pages
162. Cellular and Molecular Neurobiology
     John H. Byrne, et al. | UTHealth, Published in 2012, 407 pages
163. Justice and the Human Genome Project
     Timothy F. Murphy, Marc A. Lappé | University of California Press, Published in 1994, 178 pages
164. Methods of Behavior Analysis in Neuroscience
     Jerry J Buccafusco | CRC Press, Published in 2009, 360 pages
165. DNA, Statistics and the Law: a cross-disciplinary approach to forensic inference
     Alex Biedermann (ed.) | Frontiers Media SA, Published in 2014, 40 pages
166. Principles of Field Biology and Ecology
     Allen H. Benton | McGraw-Hill, Published in 1958, 341 pages
167. American Forest Trees
     Henry H. Gibson | Hardwood Record, Published in 1913, 744 pages
168. General Biology
     Paul Doerder, et al. | Wikibooks, Published in 2013, 189 pages
169. Python course in Bioinformatics
     Katja Schuerer, Catherine Letondal | Pasteur Institute, Published in 2008, 182 pages
170. Biomimetics: Learning from Nature
     Amitava Mukherjee | InTech, Published in 2010, 534 pages
171. Elementary Zoology
     Vernon L. Kellogg | Henry Holt & Co., Published in 1902, 538 pages
172. Viral Replication
     German Rosas-Acosta (ed.) | InTech, Published in 2013, 144 pages
173. Our Insect Friends and Enemies
     John Bernhard Smith | J.B. Lippincott Company, Published in 1909, 332 pages
174. Poisonous Dwellers of the Desert
     Natt Noyes Dodge | Southwestern Monuments Association, Published in 1970, 53 pages
175. Introduction to Cancer Biology
     Momna Hejmadi | BookBoon, Published in 2009, 48 pages
176. Biology
     | OpenStax College, Published in 2013, 1507 pages
177. Extinct and Vanishing Animals of The Old World
     Francis Harper | American Committee for Wild Life Protection, Published in 1945, 878 pages
178. Genetic Disorders
     Maria Puiu (ed.) | InTech, Published in 2013, 344 pages
179. How to Collect and Preserve Insects
     Herbert H. Ross | , Published in 1966, 77 pages
180. Artificial Insemination in Farm Animals
     Milad Manafi | InTech, Published in 2011, 300 pages
181. An Illustrated Introduction to the Basic Biological Principles
     Simon Fu | arXiv, Published in 2009, 107 pages
182. A Quantitative Study of the Nocturnal Migration of Birds
     George H. Lowery | University of Kansas, Published in 1951
183. Flowers of the Southwest Deserts
     Natt N. Dodge | Southwestern Monuments Association, Published in 1954, 112 pages
184. Pioneers of Evolution from Thales to Huxley
     Edward Clodd | D. Appleton & co., Published in 1897, 280 pages
185. Dictionary Of Invertebrate Zoology
     Armand R. Maggenti | University of Nebraska - Lincoln, Published in 2005, 970 pages
186. The Origin and Evolution of the Genetic Code
     Koji Tamura | MDPI AG, Published in 2018, 204 pages
187. Distributed Networks: New Outlooks on Cerebellar Function
     Thomas C. Watson, et al. | Frontiers Media SA, Published in 2015, 211 pages
188. Hepatitis C Viruses: Genomes and Molecular Biology
     Seng-Lai Tan | Taylor & Francis, Published in 2006, 469 pages
189. Photosynthesis
     Zvy Dubinsky | InTech, Published in 2013, 371 pages
190. Grasses: a handbook for use in the field and laboratory
     H. Marshall Ward | Cambridge University Press, Published in 1908, 222 pages
191. Gliding Mammals: Taxonomy of Living and Extinct Species
     S.M Jackson, R.W. Thorington, Jr. | Smithsonian Institution Scholarly Press, Published in 2012, 126 pages
192. Chromosomal Variation in Man:
     Digamber S Borgaonkar | National Center for Biotechnology Information, Published in 2012, 1175 pages
193. Aging by Design
     Theodore Goldsmith | Azinet Press, Published in 2011, 49 pages
194. Neural Plasticity and Memory: From Genes to Brain Imaging
     Federico Bermudez-Rattoni | CRC Press, Published in 2007, 368 pages
195. GRE Biochemistry, Cell and Molecular Biology Test Practice Book
     | Educational Testing Service, Published in 2008, 66 pages
196. The Evolution of Aging
     Theodore C. Goldsmith | Azinet LLC, Published in 2006, 166 pages
197. RNA Interference
     Ibrokhim Y. Abdurakhmonov (ed.) | InTech, Published in 2016, 456 pages
198. Behaviour, Development and Evolution
     Patrick Bateson | Open Book Publishers, Published in 2017, 138 pages
199. Data Mining in Medical and Biological Research
     Eugenia G. Giannopoulou | InTech, Published in 2008, 320 pages
200. Cell Culture
     Radwa Ali Mehanna (ed.) | InTech, Published in 2019, 237 pages
201. The Bird Book
     Chester A. Reed | Doubleday, Page and Co., Published in 1915, 476 pages
202. Gene Drives on the Horizon
     | National Academies Press, Published in 2016, 230 pages
203. Diversity of Ecosystems
     Mahamane Ali | InTech, Published in 2012, 484 pages
204. Chemical Ecology: The Chemistry of Biotic Interaction
     Thomas Eisner, Jerrold Meinwald | National Academies Press, Published in 1995, 241 pages
205. Biomedical Engineering: Technical Applications in Medicine
     R. Hudak, M. Penhaker, J. Majernik | InTech, Published in 2012, 420 pages
206. Mass Spectrometry Application in Biology
     Greg Gorman (ed.) | MDPI AG, Published in 2014, 252 pages
207. Color Key to North American Birds
     Frank M. Chapman | D. Appleton & co., Published in 1912, 356 pages
208. Bioinformatics: An Introduction for Computer Scientists
     Jacques Cohen | Brandeis University, Published in 2004, 37 pages
209. Motor Systems
     James Knierim, et al. | UTHealth, Published in 2012, 215 pages
210. Rediscovering Biology
     Chris Tachibana, Andrea White, Norman A. Johnson | , Published in 2010, 203 pages
211. A Guide to Genetics and Health
     | Genetic Alliance, Published in 2006, 24 pages
212. Pneumoviruses and Metapneumoviruses
     H.F. Rosenberg, J.B. Domachowske | MDPI AG, Published in 2013, 325 pages
213. The Butterfly Book
     William Jacob Holland | Doubleday, Page & Company, Published in 1922, 602 pages
214. Plants and Environment
     Hemanth KN. Vasanthaiah, Devaiah Kambiranda | InTech, Published in 2011, 272 pages
215. Biotechnology of Biopolymers
     Magdy Elnashar | InTech, Published in 2011, 364 pages
216. Introduction to Evolutionary Biology
     Chris Colby | The TalkOrigins Archive, Published in 1996, 24 pages
217. The Complex World of Ants
     Vonnie D.C. Shields (ed.) | InTech, Published in 2018, 84 pages
218. Dogs and All About Them
     Robert Leighton | Cassell and company, ltd, Published in 1910, 364 pages
219. The Molecular Biology of Plant Cells
     H. Smith | University of California Press, Published in 1978, 496 pages
220. Birds in Flight
     W. P. Pycraft | Gay & Hancock ltd., Published in 1922, 220 pages
221. Computing Life
     | National Institute of Health, Published in 2012, 24 pages
222. Mutations in Human Genetic Disease
     David N. Cooper, Jian-Min Chen | InTech, Published in 2012, 294 pages
223. Introduction to Clinical Biochemistry: Interpreting Blood Results
     Graham Basten | BookBoon, Published in 2011, 54 pages
224. Probing Human Origins
     Morris Goodman, et al. | American Academy of Arts and Sciences, Published in 2002, 113 pages
225. The Descent of Man
     Charles Darwin | John Murray, Published in 1874, 452 pages
226. Cell Biology
     | Wikibooks, Published in 2015, 97 pages
227. Botany
     Norman Taylor | P. F. Collier & Son Company, Published in 1922, 371 pages
228. Biology for Beginners
     Truman Jesse Moon | H. Holt and company, Published in 1921, 582 pages
229. British Sea Birds
     Charles Dixon | Bliss, Sands and Foster, Published in 1896, 334 pages
230. The Chemistry of Microbiomes
     | National Academies Press, Published in 2017, 132 pages
231. Darwin's Precursors and Influences
     John Wilkins | The TalkOrigins Archive, Published in 2003
232. Baculovirus Molecular Biology
     George F Rohrmann | Bethesda, Published in 2011
233. Environmental Biology
     Matthew R. Fisher (ed.) | Pressbooks, Published in 2018, 350 pages
234. Polymerase Chain Reaction
     Patricia Hernandez-Rodriguez | InTech, Published in 2012, 566 pages
235. Biochemistry Online
     Henry Jakubowski | , Published in 2009
236. What Bird is That?
     Frank M. Chapman | D. Appleton & co, Published in 1920, 145 pages
237. Mechanics of Biomaterials
     Amir A. Zadpoor (ed.) | MDPI AG, Published in 2015, 288 pages
238. On the Origin of Species
     Charles Darwin | P.F. Collier & son, Published in 1909, 500 pages
239. Animal Behavior
     Robert Huber | Wikibooks, Published in 2011
240. Mammals of Mount Rainier National Park
     R.K. Grater, M.K. Potts | Mount Rainier Naural History Association, Published in 1949, 97 pages
241. American Insects
     Vernon L. Kellogg | Holt, Published in 1904, 758 pages
242. Enzyme Inhibitors and Activators
     Murat Senturk (ed.) | InTech, Published in 2017, 266 pages
243. Alcoholic Fermentation
     Arthur Harden | Longmans, Green & Co., Published in 1914, 176 pages
244. Biological Relatives: IVF, Stem Cells, and the Future of Kinship
     Sarah B. Franklin | Duke University Press, Published in 2013, 376 pages
245. Calculating the Secrets of Life
     Eric S. Lander, Michael S. Waterman | National Academies Press, Published in 1995, 309 pages
246. Parasitic Insects, Mites and Ticks: Genera of Medical and Veterinary Importance
     | Wikibooks, Published in 2016, 267 pages
247. Book of Monsters
     D. Fairchild, M.H. Fairchild | National Geographic Society, Published in 1914, 278 pages
248. Todar's Online Textbook of Bacteriology
     Kenneth Todar | University of Wisconsin, Published in 2009, 580 pages
249. The Voyage of the Beagle
     Charles Darwin | P.F. Collier & son, Published in 1909, 564 pages
250. Encyclopedia of Computational Neuroscience
     Eugene M. Izhikevich, at al. | Scholarpedia, Published in 2009
251. DNA Replication Origins in Microbial Genomes
     Feng Gao (ed.) | Frontiers Media SA, Published in 2016, 117 pages
252. Essentials of Cell Biology
     C.M. O'Connor, J.U. Adams | NPG Education, Published in 2010
253. Biochemistry Laboratory Manual For Undergraduates
     Timea Gerczei, Scott Pattison | Walter De Gruyter Inc, Published in 2014, 174 pages
254. Elements of Structural and Systematic Botany
     Douglas Houghton Campbell | Ginn, Published in 1891, 284 pages
255. Molecular Science for Drug Development and Biomedicine
     Wei-Zhu Zhong, Shufeng Zhou (eds) | MDPI AG, Published in 2014, 358 pages
256. Biomimetic Based Applications
     Anne George | InTech, Published in 2011, 572 pages
257. Serotonin Receptors in Neurobiology
     Amitabha Chattopadhyay (ed.) | CRC Press, Published in 2005, 224 pages
258. Conservation Biology for All
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