横向
1
Animal that builds dams
4
Australian burrowing marsupial
5
Slow-moving mollusk without a shell
8
Fish that swims upstream to spawn
9
Large-eyed primate from Madagascar
10
Tallest living animal on Earth
纵向
2
Large animal with a horn on its nose
3
Large bird of prey with keen eyesight
5
Predatory fish with sharp teeth
6
South American pack animal
7
Striped African horse-like animal
11
Egg-laying mammal with a duck bill