Across
1
Egg-laying mammal with a duck bill
5
Small horse-shaped sea fish
7
Large animal with a horn on its nose
8
Largest mammal in the ocean
9
Flightless bird that swims in cold regions
Down
2
Pink bird that stands on one leg
3
Clawed sea crustacean
4
Fish that swims upstream to spawn
5
Slow-moving mollusk without a shell
6
Spotted big cat that climbs trees