横向
1
Spotted big cat that climbs trees
2
Wild dog-like animal of North America
5
Amphibian that leaps and croaks
6
Australian marsupial that eats eucalyptus
9
South American pack animal
10
Largest mammal in the ocean
纵向
2
Primate closest to humans
3
Egg-laying mammal with a duck bill
4
Clawed sea crustacean
7
Intelligent marine mammal
8
King of the jungle