Across
1
Animal that builds dams
4
Fish that swims upstream to spawn
5
Animal known for fighting snakes
9
Bird of prey with sharp talons
10
Eight-armed sea creature
Down
1
Large North American buffalo
2
Amphibian that leaps and croaks
3
Five-armed sea creature
6
Slow-moving mollusk without a shell
7
Large animal with a horn on its nose
8
Clawed sea crustacean
11
Australian marsupial that hops