横向
1
Fish that swims upstream to spawn
4
Slow-moving mollusk without a shell
5
Largest living primate
10
Wild dog-like animal of North America
纵向
2
Australian marsupial that eats eucalyptus
3
Australian burrowing marsupial
4
Elegant white water bird
6
Large bird of prey with keen eyesight
7
Tallest living animal on Earth
8
Spotted big cat that climbs trees
9
Dog-like scavenger of Africa