Across
1
Animal that builds dams
5
Fish that swims upstream to spawn
6
Clawed sea crustacean
8
Animal known for fighting snakes
Down
2
Egg-laying mammal with a duck bill
3
Largest living primate
4
Australian burrowing marsupial
7
Insect with colorful wings
9
Large North American buffalo
10
Crustacean with pincers