横向
1
Australian burrowing marsupial
4
Australian marsupial that hops
5
Animal that builds dams
8
Fish that swims upstream to spawn
9
Intelligent marine mammal
纵向
2
Slow-moving reptile with hard shell
3
Wild dog-like animal of North America
6
Striped African horse-like animal
7
South American pack animal
10
Small spiny mammal
11
Large bird of prey with keen eyesight
12
Animal known for fighting snakes