横向
1
Animal that builds dams
4
Intelligent marine mammal
6
Burrowing mammal with poor eyesight
7
Crustacean with pincers
8
Tallest living animal on Earth
纵向
2
Flightless bird that swims in cold regions
3
Small spiny mammal
5
Fish that swims upstream to spawn
9
Pink bird that stands on one leg
10
Clawed sea crustacean