Photo and Line Art Credits

The illustrations and tables featured in Animal Sciences were created by GGS Information Services. The photographs appearing in the text were reproduced by permission of the following sources:

Volume One

Acoustic Signals (4): Zig Leszczynski/Animals Animals; Adaptation (7): JLM Visuals, Ken Cole/Animals Animals; African Cichlid Fish (9): Gerard Lacz/Animals Animals; Aggression (11): Lynn Stone/Animals Animals; Agnatha (14): Omikron, National Audobon Society Collection/Photo Researchers, Inc.; Allometry (16): Redrawn from Scott Gilbert; Allometry (15): Redrawn from Scott Gilbert; Altruism (18): Robert J. Huffman/Field Mark Publications; Amphibia (20): Robert J. Huffman/Field Mark Publications; Animal Rights (25): AP/Wide World Photos; Animal Testing (29): Yann Arthus-Bertrand/Corbis; Annelida (31): E. R. Degginger/Animals Animals; Antibody (34): Redrawn from Hans and Cassady; Antlers and Horns (35): Kennan Ward/Corbis; Apiculture (37): Breck P. Kent/Animals Animals; Aposematism (39): R. Andrew Odum, Toledo Zoological Society; Aquaculture (42): David Samuel Robbins/Corbis; Aristotle (45): UPI/Bettmann Newsphotos/Corbis; Arthropoda (47): Dr. Dennis Kunkel/Phototake; Arthropoda (50): JLM Visuals; Aves (53): Joe McDonald/Animals Animals; Bailey, Florence Augusta Merriam (57): Courtesy of the Library of Congress; Bates, Henry Walter (58): Courtesy of the Library of Congress; Behavior (60): Ross, Edward S., Dr.; Behavior (61): Carl Purcell/Corbis; Binomial (Linnaean System) (64): Archive Photos, Inc.; Biodiversity (68): Joerg Sarback/AP/Wide World Photo; Bioethics (71): Jacques M. Chenet/Corbis; Bioethics (70): Robyn Beck/Corbis; Biological Evolution (75): Sally Morgan/Ecoscene/Corbis; Biological Evolution (76): P. Parks-OSF/Animals Animals; Biological Pest Control (80): Bill Beatty/Animals Animals; Biomechanics (84): Brad Nelson/Phototake; Biomes (88): W. Wayne Lockwood, M.D./Corbis; Biomes (89): Robert J. Huffman/Field Mark Publications; Blood (98): Richard T. Nowitz/Phototake; Body Cavities (100): Redrawn from Holt, Rinehart and Winston; Body Cavities (101): Nancy Sefton, National Audobon Society Collection/Photo Researchers, Inc.; Body Plan (108): JLM Visuals; Bone (111): CNRI/Phototake; Burgess Shale and Ediacaran Faunas (113): Lowell Laudon/JLM Visuals; Cambrian Explosion (117): Robert J. Huffman/Field Mark Publications; Cambrian Period (119): Mickey Gibson/Earth Scenes; Camouflage (120): Art Wolfe/The National Audubon Society Collection/Photo Researchers, Inc.; Cancer (123): Luis M. De La Maza/Phototake; Carson, Rachel (128): UPI/Bettmann Newsphotos/Corbis; Cartilage (129): Dr. Mary Notter/Phototake; Cell Division (134): Redrawn from Gale Research; Cells (136): Redrawn from New York Public Library Desk Reference; Cephalization (139): P. Parks-OSF/Animals Animals; Cestoda (142): Custom Medical Stock Photo, Inc.; Chitin (143): Chris McLaughlin/Animals Animals; Chondricthyes (145): Joyce and Frank Burek/Animals Animals; Chordata (147): Ralph White/Corbis; Circadian Rhythm (150): George McCarthy/Corbis; Circulatory system (152): GCA/CNRI/Phototake; Cnidaria (155): Nancy Rotenberg/Animals Animals; Coevolution (161): Robert J. Huffman/Field Mark Publications; Coevolution (159): Michael and Patricia Fogden/Corbis; Communication (165): James E. Lloyd/Animals Animals; Community Ecology (168): Richard Baetson/U.S. Fish and Wildlife Service, Washington D.C.; Competition (174): Ross, Edward S., Dr.; Conservation Biology (177): Fred Whitehead/Animals Animals; Constraints on Animal Development (179): Robert Lubeck/Animals Animals; Convergence (185): E. R. Degginger/Animals Animals; Courtship (186): Michael Fogden/Animals Animals.

Volume Two

Cretaceous (2): Richard P. Jacobs/JLM Visuals; Cultures and Animals (6): Duluth Convention and Visitor's Bureau; Cultures And Animals (8): Craig Lovell/Corbis; Darwin, Charles (10): Courtesy of the Library of Congress; DDT (12): AP/Wide World Photos; Defense (14): Mark N. Boulton/The National Audubon Society Collection/Photo Researchers, Inc.; Diamond, Jared (18): AP/Wide World Photos; Digestive System (22): Roger De La Harpe/Animals Animals; Dinosaurs (25): Graves Museum of Archaeology and Natural History/AP/Wide World Photos; Domestic Animals (29): Tim Thompson/Corbis; Dominance Hierarchy (32): Tim Wright/Corbis; Drosophila (34): UPI/Bettmann Newsphotos/Corbis; Echinodermata (36): Herb Segars/Animals Animals; Ecology (42): U.S. National Aeronautics and Space Administration (NASA); Ecosystem (47): James Watt/Animals Animals; Elton, Charles Sutherland (): Animals Animals/©; Scott Johnson; Embryology (52): Science Pictures Limited/Corbis; Embryonic Development (54): Redrawn from Scott Gilbert; Embryonic Development (59): Redrawn from Scott Gilbert; Endangered Species (62): Vince Streano/The Stock Market; Entomology (72): Doug Wechsler/Earth Scenes; Environmental Degradation (74): George H. H. Huey/Earth Scenes; Environmental Impact (78): David Barron/Earth Scenes; Excretory and Reproductive Systems (88): Joe McDonald/Animals Animals; Exotic Species (91): C. C. Lockwood/Animals Animals; Extinction (100): Glen Smart/U.S. Fish and Wildlife Service/Washington, D.C.; Extremophile (103): TC Nature/Animals Animals; Farming (105): Tim Page/Corbis; Feeding (111): Malcolm S. Kirk/Peter Arnold, Inc.; Feeding Strategies (114): Bruce Davidson/Animals Animals; Fertilization (117): Hank Morgan/National Audobon Society Collection/Photo Researchers, Inc.; Flight (122): Zefa Germany/The Stock Market; Foraging Strategies (130): Suzanne Danegger/Photo Researchers, Inc.; Fossey, Dian (131): AP/Wide World Photos; Fossil Fuels (133): H. David Seawell/Corbis; Functional Morphology (137): Tim Davis/Photo Researchers; Genes (140): Biophoto Associates/National Audobon Society Collection/Photo Researchers, Inc.; Genetic Engineering (149): Lowell Georgia/Corbis; Genetic Variation In A Population (153): Eastcott-Momatiuk/Animals Animals; Genetically Engineered Foods (156): Lowell Georgia/Corbis; Geneticist (157): Photo Researchers, Inc.; Genetics (160): AP/Wide World Photos; Gills (164): Breck P. Kent/Animals Animals; Global Warming (168): Bernard Edmaier/Science Photo Library/Photo Researchers, Inc.; Goodall, Jane (171): AP/Wide World Photos; Gould, Steven Jay (172): Wally McNamee/Corbis; Habitat (178): Johnny Johnson/Animals Animals; Habitat Loss (180): Ecoscene/Corbis; Habitat Loss (182): Francois Gohier/National Audobon Society Collection/Photo Researchers, Inc.

Volume Three

Habitat Restoration (3): Eastcott-Momatiuk/Earth Scenes; Haeckel's Law Of Recapitulation (5): Courtesy of the Library of Congress; Haldane, J. B. S. (6): Courtesy of the Library of Congress; Heterochrony (9): Christian Testu/BIOS; Home Range (11): Darren Bennet/Animals Animals; Hormones (17): Barbra Leigh/Corbis; Horse Trainer (19): Jerry Cooke/Animals Animals; Human Commensal and Mutual Organisms (31): LSF OSF/Animals Animals; Human Evolution (35): John Reader/Science Photo Library/Photo Researchers, Inc.; Human Populations (41): AP/Wide World Photos; Human-Animal Conflicts (28): John Nees/Animals Animals; HunterGatherers (44): Anthone Bannister/Earth Scenes; Hunting (46): Raymond Gehman/Corbis; Imprinting (50): Robert J. Huffman/Field Mark Publications; Instinct (52): Anup Shah/Animals Animals; Interspecies Interactions (55): JLM Visuals; Iteroparity And Semelparity (58): Kennan Ward/The Stock Market; Jurassic (60): E. R. Degginger/Earth Scenes; Keratin (63): L. Lauber-OSF/Animals Animals; Lamarck (69): Courtesy of the Library of Congress; Leakey, Louis And Mary (70): UPI/Bettmann Newsphotos/Corbis; Learning (72): Erwin and Peggy Bauer/Animals Animals; LeviMontalcini, Rita (74): AP/Wide World Photos; Linnaeus, Carolus (77): U.S. National Library of Science; Living Fossils (80): Tom McHugh/Steinhart Aquarium/Photo Researchers, Inc.; Locomotion (88): Jeffrey L. Rotman/Corbis, Richard Alan Wood/Animals Animals, Ross, Edward S., Dr., Robert Winslow/Animals Animals; Lorenz, Konrad (91): UPI/Bettmann Newsphotos/Corbis; Malaria (95): Redrawn from Hans and Cassady; Malthus, Thomas Robert (98): Archive Photos, Inc.; Mammalia (103): Leonard Lee Rue III/Animals Animals; Mayr, Ernst (106): AP/Wide World Photos; Mendel, Gregor (108): Archive Photos, Inc.; Mesenchyme (110): Lester V. Bergman/Corbis; Migration (117): AP/Wide World Photos; Mimicry (122): Breck P. Kent/Animals Animals; Molecular Biologist (126): Philippe Plailly/National Audubon Society Collection/Photo Researchers, Inc.; Molting (135): Ross, Edward S., Dr.; Morphological Evolution in Whales (137): Bomford/T. Borrill-OSF/Animals Animals; Mouth, Pharynx, Teeth (141):H. Pooley/OSF/Animals Animals; Muscular System (143): Custom Medical Stock Photo, Inc.; Museum Curator (145): Robert J. Huffman/Field Mark Publications; Natural Resources (147): Richard Hamilton Smith/Corbis; Nematoda (151): Eric V. Grave/Photo Researchers, Inc.; Nervous System (157): Redrawn from Neil Campbell.; Nervous System (155): Secchi-Lecague/Roussel-UCLAF/CNRI/Science Photo Library/National Audubon Society Collection/Photo Researchers, Inc.; Osteichthyes (169): A. Kuiter/OSF/Animals Animals; Parasitism (179): Frank Lane Picture Agency/Corbis; Pasteur, Louis (180): Courtesy of the Library of Congress; Peppered Moth (186): Breck P. Kent/Animals Animals.

Volume 4

Permian (2): Richard P. Jacobs/JLM Visuals; Pesticide (4): Arthur Gloor/Earth Scenes; Phylogenetic Relationships of Major Groups (6): Redrawn from Caroline Ladhani.; Plankton (12): Douglas P. Wilson/Frank Lane Picture Agency/Corbis; Pleistocene (16): Breck P. Kent/Earth Scenes; Pollution (21): Wesley Bocxe/National Audubon Society Collection/Photo Researchers, Inc.; Population Dynamics (26): Wolfgang Kaehler/Corbis; Populations (32): JLM Visuals; Predation (37): Johnny Johnson/Animals Animals; Primates (40): Barbara Vonn Hoffmann/Animals Animals; Reproduction, Asexual and Sexual (): Animals Animals/©; Zig Leszczynski; Reptilia (52): Animals Animals/©; Zig Leszczynski; Respiration (55): Ron Boardman, Frank Lane Picture Agency/Corbis; Respiratory System (58): Photo Researchers, Inc.; Rotifera (60): P. Parks/OSF/Animals Animals; Scales, Feathers, and Hair (62): Dr. Dennis Kunkel/Phototake; Selective Breeding (65): George Bernard/Animals Animals; Sense Organs (68): Robert J. Huffman/Field Mark Publications; Sexual Dimorphism (74): Gregory G. Dimijian/Photo Researchers, Inc.; Sexual Selection (77): Animals Animals/©; Darren Bennett; Shells (81): Spreitzer, A.E., Mr.; Simpson, George Gaylord (85): Courtesy of the Library of Congress; Skeletons (86): E. R. Degginger/Animals Animals; Social Animals (91): G. I. Bernard/OSF/Animals Animals; Sociality (95): JLM Visuals; Stevens, Nettie Maria (99): Science Photo Library/Photo Researchers, Inc.; Sustainable Agriculture (101): Michael Gadomski/Earth Scenes; Territoriality (106): Jack Wilburn/Animals Animals; Threatened Species (113): Kenneth W. Fink/Photo Researchers, Inc.; Tool Use (115): C. Bromhall/OSF/Animals Animals; Trematoda (123): Photo Researchers, Inc.; Triassic (125): Robert J. Huffmann/Field Mark Publications; Urochordata (130): Joyce and Frank Burek/Animals Animals; Vertebrata (132): Breck P. Kent/JLM Visuals; Veterinarian (134): Peter Weiman/Animals Animals; Viruses (136): Scott Camazinr/National Audubon Society Collection/Photo Researchers, Inc.; Vision (139): J. A. L. Cooke/OSF/Animals Animals; Vocalization (142): Victoria McCormick/Animals Animals; Von Baer's Law (143): Courtesy of the Library of Congress; Water Economy In Desert Organisms (147): Langley, Cory, Mr., (148): Maslowski/Photo Researchers, Inc.; Wild Game Manager (150): Raymond Gehman/Corbis; Wildlife Biologist (152): Mark Stouffer/Animals Animals; Wildlife Photographer (153): Johnny Johnson/Animals Animals; Wilson, E. O. (154): AP/Wide World Photos; Xenopus (156): Zig Leszczynski/Animals Animals, Dr. Dennis Kunkel/Phototake; Zoological Parks (159): Alfred B. Thomas/Animals Animals; Zoologist (162): N. Rosing/OSF/Animals Animals; Zooplankton (164): M. I. Walker/Science Photo Library/National Audubon Society Collection/Photo Researchers, Inc.