Is a Bird a Mammal or a Reptile?

Answer

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.
Q&A Related to "Is a Bird a Mammal or a Reptile?"
neither.its a bird.
http://wiki.answers.com/Q/What_is_bird_a_mammal_or...
The largest # of tetrapod vertebrates, are warm-blooded egg layers & are
http://www.chacha.com/question/what-is-a-bird-a-re...
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
http://www.quora.com/How-are-mammals-reptiles-and-...
Both birds and reptiles reproduce by laying eggs, for the most part. Many species of reptiles and birds also feature ridges in their mouths or beaks instead of teeth.
http://www.ask.com/web-answers/Science/Other/how_a...
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