डायनासोर

Anatinae

Anatinae

Herbivore

Anatini

Anatini

Herbivore

Anchiornis huxleyi

Anchiornis huxleyi

Jurassic Middle Carnivore

Yangchuanosaurus shangyouensis

Yangchuanosaurus shangyouensis

Jurassic Middle Carnivore

Camptosaurus

Camptosaurus

Jurassic Late Herbivore

Anhinga walterbolesi

Anhinga walterbolesi

Carnivore

Anhuilong diboensis

Anhuilong diboensis

Jurassic Middle Herbivore

Yanornis guozhangi

Yanornis guozhangi

Cretaceous Early Carnivore

Ankylosaurinae

Ankylosaurinae

Cretaceous Late Herbivore

Anomalopteryx

Anomalopteryx

Carnivore

Colaptes campestris

Colaptes campestris

Insectivore

Guaibasaurus candelariensis

Guaibasaurus candelariensis

Triassic Late

Anomoepus major

Anomoepus major

Jurassic Early Herbivore

Anomoepus moghrebensis

Anomoepus moghrebensis

Triassic Late Herbivore

Anous

Anous

Carnivore

Anous ceruleus

Anous ceruleus

Carnivore

Anous minutus

Anous minutus

Carnivore

Anous stolidus

Anous stolidus

Carnivore

Anser

Anser

Anseranas semipalmata

Anseranas semipalmata

Herbivore

Anser anser

Anser anser

Anser brachyrhynchus

Anser brachyrhynchus

Anser caerulescens

Anser caerulescens

Anthropornis

Anthropornis

Carnivore

Yanornis martini

Yanornis martini

Cretaceous Early Carnivore

Aptenodytes patagonicus

Aptenodytes patagonicus

Carnivore

Apteryx

Apteryx

Carnivore

Anthus

Anthus

Carnivore

Anthus gustavi

Anthus gustavi

Carnivore

Anthus novaeseelandiae

Anthus novaeseelandiae

Carnivore

Antrostomus noctitherus

Antrostomus noctitherus

Insectivore

Anthus correndera

Anthus correndera

Carnivore

Anthus pratensis

Anthus pratensis

Carnivore

Apus balstoni

Apus balstoni

Insectivore

Gualicho shinyae

Gualicho shinyae

Cretaceous Late Carnivore

Byronosaurus

Byronosaurus

Cretaceous Late Carnivore

Apus pallidus

Apus pallidus

Insectivore

Aquatilavipes swiboldae

Aquatilavipes swiboldae

Cretaceous Late Carnivore

Archaeospheniscus

Archaeospheniscus

Carnivore

Clymenoptilon novaezealandicum

Clymenoptilon novaezealandicum

Carnivore

Cacomantis flabelliformis

Cacomantis flabelliformis

Insectivore

Archaeornithomimus asiaticus

Archaeornithomimus asiaticus

Cretaceous Late Herbivore

Archaeovolans repatriatus

Archaeovolans repatriatus

Cretaceous Early Carnivore

Ardea cinerea

Ardea cinerea

Piscivore

Guanlong wucaii

Guanlong wucaii

Jurassic Late Carnivore

Yingshanosaurus jichuanensis

Yingshanosaurus jichuanensis

Jurassic Middle Herbivore

Coccyzus americanus

Coccyzus americanus

Insectivore

Ardea purpurea

Ardea purpurea

Piscivore