Question

When do hippos go to sleep?

Answer 1

Answer:

1am

have a good day....

Answer 2

Answer:

They sleep under water.

They sleep under water.Hippos spend about 16 hours a day in the water. While awake, they can hold their breath for up to five minutes. While they sleep in the water, they surface automatically and breathe without waking up.

Hope my answer helps you.