Across
1
Slow-moving mollusk without a shell
2
Egg-laying mammal with a duck bill
3
Large animal with a horn on its nose
5
Soft sea creature that can sting
6
Fastest land animal
7
Fish that swims upstream to spawn
Down
1
Elegant white water bird
2
Flightless bird that swims in cold regions
4
Five-armed sea creature
8
Burrowing mammal with poor eyesight