1.which characteristics is common to reptiles,amphibians,fish,and birds
a.they lay eggs
b.they have legs
c.they live on land
d.they are cold-blooded animals
2.which is characteristics of reptiles
a.they have fins
b.they have dry scaly skin
c.they are warm-blooded animals
d.they can feed their young with milk
3.which is characteristics of an amphibian
a.they have wings
b.they born their offspring alive
c they are warm-blooded vertebrates.
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