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What is a word for a group of birds called? In general, a group of birds is called a flock, but there are special words for groups of some species of birds, e.g., a gaggle of geese.7 people found this useful. flock of birds. But there are other collective nouns for specific bird. Such as a brood of hens. If you click on 'related links' below the link will take you to a list of â¦ collective nouns for birds.
Birds (Aves), a subgroup of reptiles, are the last living examples of dinosaurs. They are a group of endothermic vertebrates, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton. Birds live worldwide and range in size from the 5 cm (2 in) bee hummingbird to the 2.70m (9 ft) ostrich. They rank as the class of tetrapods with the most living species, at approximately ten thousand, with more than half of these being passerines, sometimes known as perching birds. Birds are the closest living relatives of Crocodilia.