reptilian scales

Reptiles
What protein are reptile scales made of?
31
Reptiles
What is the purpose of scales?
45
Reptiles
How do scales help animals to survive?
56
Reptiles
Why do reptiles have scales?
59
Reptiles
What is a reptiles body covering?
58
Reptiles
Why do reptiles have scaly and dry skin?
35
Reptiles
Why do reptiles have scales for kids?
82
Reptiles
Is Hylonomus a lizard?
134
Reptiles
How do scales help reptiles?
118
Reptiles
What reptile has dry scaly skin?
162