Across
1
Animal that builds dams
3
Wild dog-like animal of North America
4
Slow-moving mollusk without a shell
6
Fish that swims upstream to spawn
7
Striped big cat from Asia
9
Amphibian that leaps and croaks
10
Large tropical lizard
Down
2
Animal known for fighting snakes
3
Primate closest to humans
5
Intelligent marine mammal
8
Spotted big cat that climbs trees