Across
1
Intelligent marine mammal
4
Fastest land animal
5
Bird of prey with sharp talons
7
Amphibian that leaps and croaks
9
Graceful animal with antlers
10
Fish that swims upstream to spawn
Down
2
Soft sea creature that can sting
3
Tallest living animal on Earth
6
Eight-armed sea creature
8
Small spiny mammal