Grampus griseus: Information
Graptemys geographica: Information
Graptemys versa: Information
Grus americana: Information
Grus canadensis: Information
Grus japonensis: Information
Gulo gulo: Information
Gymnobelideus leadbeateri: Information
Gymnogyps californianus: Information
Gymnopis multiplicata: Information
Gymnosarda unicolor: Information
Gymnosomata: Information
Gymnostinops montezuma: Information
Gymnothorax mordax: Information
Gymnuridae: Information
Gyps rueppellii: Information
Gyrinophilus porphyriticus: Information
Haematopinus suis: Information
Haliaeetus leucocephalus: Information
Halichoerus grypus: Information