Captive Bred Ring-tailed Lemur
Brian Gadsby/science Photo Library
Feral Cat And Wildcat Compared
Martyn F. Chillmaid/science Photo Library
Ring-tailed Lemur Climbing In Tree In Captivity
Andy Davies/science Photo Library
Green And Black Poison Dart Frog
Louise Murray
Emperor Angelfish
Nigel Downer
Dogface Pufferfish #1
Nigel Downer
African Spurred Tortoises
Pascal Goetgheluck/science Photo Library
Captive Gyr Falcon X Peregrine Falcon #1
Manuel Presti/science Photo Library
Captive Gyr Falcon X Peregrine Falcon
Manuel Presti/science Photo Library
Giraffe Eating
Sally Mccrae Kuyper/science Photo Library
Boy With Pet Locusts
Richard Bailey/science Photo Library
Bornean Sunbear (captive) #6
Scubazoo
Coutelle's Captive Balloon
Sheila Terry/science Photo Library
Bornean Sunbear (captive)
Scubazoo
Bornean Sunbear (captive) #2
Scubazoo
Bornean Sunbear (captive) #3
Scubazoo
Bornean Sunbear (captive) #4
Scubazoo
Bornean Sunbear (captive) #5
Scubazoo
French Military Captive Balloons
Sheila Terry/science Photo Library
Bornean Sunbear (captive) #1
Scubazoo
Dolphin In Aquarium
Chris Sattlberger/science Photo Library
Variable Chafer
F. Martinez Clavel
Great Grey Owl Head
Paul Williams/science Photo Library
Hedgehog
Colin Varndell/science Photo Library
Thylacine
Natural History Museum, London
North African Spiny-tailed Lizard
Nigel Downer
Hedgehog #1
Colin Varndell/science Photo Library
Asian Small Clawed Otters
Tony Camacho/science Photo Library
Grey Crowned Crane
Daniel Sambraus/science Photo Library
Aztec Human Sacrifice
Jose Antonio Penas/science Photo Library
Libya Sphinx Moth #1
F. Martinez Clavel
Longhorn Beetles #1
F. Martinez Clavel
Ribbed Pine Borer Beetle
F. Martinez Clavel
Scottish Wildcat
Nigel Downer
Libya Sphinx Moth
F. Martinez Clavel
Longhorn Beetle #9
F. Martinez Clavel
Longhorn Beetle #11
F. Martinez Clavel
Head Of A Beetle Larva
F. Martinez Clavel
Hawk Moth #7
F. Martinez Clavel
Longhorn Beetle #30
F. Martinez Clavel
Albino Burmese Python
Nigel Downer
Male Wood Duck
Bob Gibbons
Animal Abuse In A Chinese Zoo
Tony Camacho
Pet Rhesus Macaque
Tony Camacho/science Photo Library
Lion-tailed Macaque
Tony Camacho/science Photo Library
Lion-tailed Macaque #1
Tony Camacho/science Photo Library
World's Columbian Exposition
The Getty/science Photo Library
Tuna Farming #4
Louise Murray/science Photo Library
Malachite Kingfisher Research
Tony Camacho/science Photo Library
Cat Ba Langur Portrait
Tony Camacho/science Photo Library
Lion-tailed Macaque #2
Tony Camacho/science Photo Library
Hatinh Langur
Tony Camacho/science Photo Library
Hatchling Yellow-spotted River Turtle
Sinclair Stammers/science Photo Library
Hatchling Yellow-spotted River Turtle #1
Sinclair Stammers/science Photo Library
Hatchling Yellow-spotted River Turtle #2
Sinclair Stammers/science Photo Library
Research Worker With Baby Turtles
Sinclair Stammers/science Photo Library
White-handed Gibbon Feeding
Martyn F. Chillmaid/science Photo Library
Gold Mine Workers In Ancient Egypt
Middle Temple Library
Bonobo Chimpanzees
Sally Mccrae Kuyper/science Photo Library
Timber Rattlesnake And Young
Paul Williams/science Photo Library
Timber Rattlesnake And Young #1
Paul Williams/science Photo Library
Timber Rattlesnake And Young #2
Paul Williams/science Photo Library
Timber Rattlesnake And Young #3
Paul Williams/science Photo Library
Timber Rattlesnake #1
Paul Williams/science Photo Library
Timber Rattlesnake
Paul Williams/science Photo Library
Dogface Pufferfish
Nigel Downer
Leopard Gecko Close-up Full Face
Nigel Downer
Dung Beetle #2
F. Martinez Clavel
Fig Sphinx Moth
F. Martinez Clavel
Longhorn Beetle #12
F. Martinez Clavel