横向
1
Clawed sea crustacean
4
Dog-like scavenger of Africa
5
Egg-laying mammal with a duck bill
7
Insect with colorful wings
8
Amphibian that leaps and croaks
9
Largest mammal in the ocean
10
Small spiny mammal
纵向
2
Tallest living animal on Earth
3
Largest living primate
6
Fastest land animal
11
Fish that swims upstream to spawn
12
Spotted big cat that climbs trees
13
Wild dog-like animal of North America