what is an amphibian

Question 1

what are the types of amphibia?

Answer 1

3 extant orders in subclass lissamphibia

shared characteristics in skin, eyes, ears and teeth

frogs and toads

salamanders and newts

caecilians

Question 2

what are the similarities of all amphibians?

Answer 2

all are biphasic life history with metamorphosis

Question 3

what are Lissamphibians skin like?

Answer 3

scale free, permeable skin with mucus and poison glands

Question 4

why are amphibians skin strange colours?

Answer 4

chromatophores: - xanthophores - yellow
iridophores - blue
melanophores - black/ brown
enables camouflage or aposematic functions of colour patterns