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They're egg-laying vertebrates with close common ancestors. In cladistic classification systems birds are actually considered a subset of reptiles, as this method of animal classification goes by closest common ancestor.
Michael Scalise
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Which characteristics of birds make them different from reptiles?
Birds are warm-blooded.
Are birds and fish reptiles?
No. Birds, fish and reptiles are each a classification of "vertebrates" of their own. They all have quite different characteristics.
What characteristics are common to both birds and reptiles?
Lay eggs
Do manatees have a distinguishing characteristics?
no but they do have distinguishing characteristics
What are the distinguishing characteristics?
Distinguishing characteristics are those characteristics that distinguish you or an object from others of its kind. Many products have features that are distinguishing characteristics.
What are the five vertebrate groups characteristics?
Mammals, reptiles, amphibians, birds and fish are the five groups of animals.
Do birds eat reptiles?
There are certain birds that eat reptiles.
Are birds and reptiles amphibians?
No. Birds and reptiles are separate from amphibians.
What characteristics do scientists used to classify vertebrates into smaller groups?
The five groups are Fish, Amphibians, Reptiles, Birds, Mammals
What are the classes of vertebrates and the characteristics for each class?
Fish, Amphibians, Reptiles, Birds, Mammals. Vertebrate means animals with a backbone!
Are reptiles and birds coldblooded?
Reptiles are cold-blooded and birds are warm-blooded.
Are penguins reptiles?
Penguins are birds, not reptiles.
