Are Birds Mammals?

Answer

Birds (class Aves) are bipedal, endothermic (warm-blooded), vertebrate animals that lay eggs. Birds are not mammals.
Q&A Related to "Are Birds Mammals"
Birds and mammals both evolved from reptiles, although they each evolved from a different type of reptile. Mammals first appeared about 225 million years ago and underwent a dramatic
http://www.ehow.com/info_8660834_differences-betwe...
Both mammals and birds: 1. are warm-blooded. 2. are amniotes. 3. are vertebrates with skeletons. 4. have their bodies covered with a keratin-based substance. 5. have a four-chambered
http://wiki.answers.com/Q/How_is_a_mammal_similar_...
They are birds. mammals are covered with hair and give live birth and feed
http://www.chacha.com/question/if-birds-are-not-ma...
Birds evolved from dinosaurs.....mammals split off from from common ancestors of dinosaurs all the way back in the carbonifreous period. It separated and the mammal side went on to
http://answers.yahoo.com/question/index?qid=200905...
1 Additional Answer
Ask.com Answer for: are birds mammals
Birds belong to the Class Aves.
Birds are vertebrates with feathers, modified for flight and for active metabolism. Birds are a monophyletic lineage, evolved once from a common ancestor, and all birds are related through that common origin.
Explore this Topic
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 ...
What are similitudes between birds and mammals are many. Both species have warm blood flowing in their veins. They also adapts to living in various conditions. ...
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 ...
About -  Privacy -  Careers -  Ask Blog -  Mobile -  Help -  Feedback  -  Sitemap  © 2014 Ask.com