Across
1
Primate closest to humans
2
Slow-moving mollusk without a shell
7
Predatory fish with sharp teeth
8
Clawed sea crustacean
9
Animal that builds dams
10
Largest mammal in the ocean
11
Australian marsupial that eats eucalyptus
12
Fish that swims upstream to spawn
Down
1
Large reptile found near rivers
2
Five-armed sea creature
3
South American pack animal
4
Large animal with a horn on its nose
5
Large bird of prey with keen eyesight
6
Tallest living animal on Earth
13
Intelligent marine mammal