Across
1
Soft sea creature that can sting
6
Slow-moving mollusk without a shell
7
Clawed sea crustacean
9
Amphibian that leaps and croaks
Down
2
Insect with colorful wings
3
Largest mammal in the ocean
4
Fish that swims upstream to spawn
5
Tallest living animal on Earth
8
Five-armed sea creature