chihuahua canis lupus familiaris image courtesy of

These images in this document are courtesy of the listed institutions for educational purposes only and cannot be reproduced without the express

written consent of Science Friday and the listed institutions.

Chihuahua Canis lupus familiaris

Image Courtesy of Southgate Animal Hospital

Green Iguana Iguana iguana

Image Courtesy of Southgate Animal Hospital

Poodle Canis lupus familiaris

Image Courtesy of Southgate Animal Hospital

Gray Fox Urocyon cinereoargenteus

Image Courtesy of Red River Zoo, Fargo, ND

Brown Eared Pheasant Crossoptilon mantchuricum

Image Courtesy of Red River Zoo, Fargo, ND

Gopher Tortoise Gopherus polyphemus

Image Courtesy of National Mississippi River Museum and Aquarium

Ruwenzori Long-Haired Fruit Bat Rousettus lanosus

Image Courtesy of Conservation Medicine Program, Omaha’s Henry Doorly Zoo and Aquarium

California Sea Lion Zalophus californianus

Image Courtesy of Conservation Medicine Program, Omaha’s Henry Doorly Zoo and Aquarium

Green-Naped Lorikeet Trichoglossus haematodus

Credit to the North Carolina Aquariums

Kemp’s Ridley Sea Turtle Lepidochelys kempii

Credit to the North Carolina Aquariums

River Otter Lontra canadensis

Credit to the North Carolina Aquariums

American Alligator Alligator mississippiensis

Credit to the North Carolina Aquariums

Black Buck Antilope cervicapra

Image Courtesy of San Diego Zoo Global

Pzewalski horse Equus ferus przewalskii

Image Courtesy of San Diego Zoo Global

Toco Toucan Ramphastos toco

Image Courtesy of Phoenix Zoo