横向
1
Slow-moving reptile with hard shell
5
Amphibian that leaps and croaks
6
Largest living primate
7
Burrowing mammal with poor eyesight
9
Large-eyed primate from Madagascar
10
Egg-laying mammal with a duck bill
纵向
2
Animal that builds dams
3
Tallest living animal on Earth
4
Primate closest to humans
8
Small domesticated weasel-like animal
11
Clawed sea crustacean