横向
1
Black big cat of the jungle
4
Large reptile found near rivers
5
Tallest living animal on Earth
6
Burrowing mammal with poor eyesight
7
Intelligent marine mammal
10
Predatory fish with sharp teeth
11
Large animal with a horn on its nose
纵向
2
Animal that builds dams
3
Five-armed sea creature
4
Primate closest to humans
5
Largest living primate
8
Slow-moving mollusk without a shell
9
South American pack animal