横向
1
Large-eyed primate from Madagascar
4
Egg-laying mammal with a duck bill
6
Large reptile found near rivers
9
Tallest living animal on Earth
10
Spotted big cat that climbs trees
纵向
2
Australian burrowing marsupial
3
Fish that swims upstream to spawn
5
Striped big cat from Asia
6
Wild dog-like animal of North America
7
Largest mammal in the ocean
8
Eight-armed sea creature
11
Elegant white water bird