Question

do marine animals sleep?​

Answer 1

Answer:

Marine mammals such as whales and dolphins spend their entire lives at sea. ... When marine mammals sleep and swim at once, they are in a state similar to napping. Young whales and dolphins actually rest, eat and sleep while their mother swims, towing them along in her slipstream--a placement called echelon swimming.

Answer 2

Answer:

Marine mammals such as whales and dolphins spend their entire lives at sea. ... When marine mammals sleep and swim at once, they are in a state similar to napping. Young whales and dolphins actually rest, eat and sleep while their mother swims, towing them along in her slipstream--a placement called echelon swimming.