De Agostini Picture Library/Getty Images
Jean-Christophe Verhaegen/AFP/Getty Images
From WildArk/Aussie Ark
Du Yu/Xinhua/Getty Images
John Pierce Owner PhotoSport Int/Shutterstock/
Karim Sahib/AFP/Getty Images
Robin W. Radcliffe
Jacob W. Frank/AP
Sergei Bobylev/TASS/Getty Images
Sarah Meredith
JeffGoulden/E+/Getty Images
Kevin Sawford/imageBROKER/Shutterstock
Jeff J Mitchell/Getty Images
Devon Wildlife Trust
brytta/iStockphoto/Getty Images
Guam Department of Agriculture