Across
1
Clawed sea crustacean
5
Animal known for fighting snakes
6
Large tropical lizard
9
Striped big cat from Asia
11
Wild dog-like animal of North America
12
Intelligent marine mammal
Down
2
Egg-laying mammal with a duck bill
3
Fish that swims upstream to spawn
4
Australian marsupial that hops
7
Large reptile found near rivers
8
Large-eyed primate from Madagascar
10
Slow-moving mollusk without a shell