Is a Bird a Mammal or a Reptile?


Birds are not mammals or reptiles. They have their own classification as a bird. Many people think they are reptiles due to a theory that dinosaurs evolved into birds millions of years ago.
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neither.its a bird.
The largest # of tetrapod vertebrates, are warm-blooded egg layers & are
Mammals are synapsids[0], a clade that branched off early (AFAIK during the carbonian). In current taxonomy, they are not considered reptiles (the latter being anapsids (i.e. turtles
A bird is a bird. Mammals belong to the class Mammalia, birds to the class Aves. Reptiles also belong to their own and separate class, Reptilia. The dinosaurs were reptiles. Whilst
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Birds are classified under reptiles since they are closely related to some reptiles such as the turtles. They lay eggs, are covered with feathers and their legs ...
Birds are considered reptiles under the phylogenetic classification system. This method of categorizing organisms was developed in the 1940s and is based on common ...
A snail is neither a mammal or a reptile. The snail is considered a member of the class Gastrapoda, making it a gastrapod. Snails can also be classified as mollusks ...