横向
1
Egg-laying mammal with a duck bill
2
Largest mammal in the ocean
3
Crustacean with pincers
7
Australian marsupial that eats eucalyptus
8
Large animal with a horn on its nose
9
Small spiny mammal
11
Large tropical lizard
纵向
2
Australian burrowing marsupial
3
Wild dog-like animal of North America
4
Fastest land animal
5
Burrowing mammal with poor eyesight
6
Intelligent marine mammal
10
Bird of prey with sharp talons