Which of the following animal group/groups was/were the first vertebrate to become adapted to life on land?
a. Reptilians
b. Amphibians
c. Mammals
d. Aves
1
Only c and d
2
Only b and d
3
Only a
4
Only b
Which of the following animal group/groups was/were the first vertebrate to become adapted to life on land?
a. Reptilians
b. Amphibians
c. Mammals
d. Aves