- Anseriformes, order Anseriformes - ducks; geese; swans; screamers
--1 is a kind of animal order
--1 is a member of Aves, class Aves
--1 has members:anseriform bird; Anatidae, family Anatidae; Anseres, suborder Anseres; Anhimidae, family Anhimidae
anseriform bird; Anatidae, family Anatidae; Anseres, suborder Anseres; Anhimidae, family Anhimidae |