Quite aimply, echidnas and platypuses are mammals. They are warm-blooded, unlike cold-blooded reptiles, with a covering of fur, rather than scaly skin.
Spiny anteaters, more correctly known as echidnas, are mammals, not reptiles. Although they are one of two types of monotremes (egg-laying mammals), they have all the other characteristics of a mammal. They have skin covered in fur and quills, not scaly skin like reptiles have. The primary difference is that they feed their young on mothers' milk. This is the defining characteristic that classifies them as mammals.
Frogs have smooth skin but reptiles have scales.
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Reptiles have scaly skin that is rough. Also, some Reptiles can shoot their tongue out to get dinner. Reptiles are also cold-blooded animals that lay eggs, unlike mammals, which are warm-blooded and give birth to "live young."
Reptiles are cold blooded but mammals are warm blooded
Reptiles have a water proof skin covered with scales. Mammals have a skin covered in fur or hair.
The skin covering of a reptile differs from an amphibian as amphibians survive both on land and water whereas reptiles don't.
they have 4 chambered heart , instead of a 3 chambered heart .
first of all snakes are reptiles and we are mammals and then snakes are coldblooded we are warm blooded
Turtles are mostly aquatic or marine reptiles with a streamlined body and shell for swimming also has webbed feet. Tortoises on the other hang are slow walking land reptiles with domed shells
Dogs are mammals and snakes are reptiles they differ in many many many ways
Born animals are mammals and eggs can be from birds, reptiles, amphibians and two types of mammals, the platypus and the echidna.