横向
1
Largest mammal in the ocean
4
Australian marsupial that hops
7
Clawed sea crustacean
纵向
2
Animal that builds dams
3
Burrowing mammal with poor eyesight
5
Black-and-white bear from China
6
Tallest living animal on Earth
8
Fish that swims upstream to spawn
9
Australian burrowing marsupial