横向
1
Animal that builds dams
5
Tallest living animal on Earth
6
Dog-like scavenger of Africa
7
Fastest land animal
8
Egg-laying mammal with a duck bill
纵向
2
Australian marsupial that eats eucalyptus
3
Largest mammal in the ocean
4
Clawed sea crustacean
9
Crustacean with pincers
10
Primate closest to humans
11
Striped big cat from Asia