横向
1
Small domesticated weasel-like animal
4
Egg-laying mammal with a duck bill
5
Large North American buffalo
6
Predatory fish with sharp teeth
7
Animal that builds dams
纵向
2
Australian burrowing marsupial
3
Largest living primate
8
Small horse-shaped sea fish
9
Wild dog that hunts in packs
10
Crustacean with pincers
11
Flightless bird that swims in cold regions
12
Graceful animal with antlers