横向
1
Animal that builds dams
4
Fish that swims upstream to spawn
6
Small horse-shaped sea fish
7
Flightless bird that swims in cold regions
8
Australian marsupial that hops
9
Black-and-white bear from China
11
Elegant white water bird
12
Large reptile found near rivers
纵向
1
Insect with colorful wings
2
Egg-laying mammal with a duck bill
3
Tallest living animal on Earth
5
South American pack animal
10
Wild dog-like animal of North America