横向
1
Fish that swims upstream to spawn
4
King of the jungle
6
Primate closest to humans
纵向
1
Elegant white water bird
2
Intelligent marine mammal
3
Wild dog that hunts in packs
5
Egg-laying mammal with a duck bill
7
Large omnivore that hibernates
8
Largest living primate
9
Dog-like scavenger of Africa