Pufferfish can inflate their bodies to scare off predators.

Anglerfish use a glowing lure to attract prey in the dark ocean depths.

Whales sing songs that can travel for miles underwater.

Jellyfish have been drifting in our oceans for more than 500 million years.

Starfish can regenerate lost arms, and some can even grow a new body from one arm.

Male seahorses carry the babies in a pouch until they are ready to hatch.

Male seahorses carry the babies in a pouch until they are ready to hatch.

Starfish can regenerate lost arms, and some can even grow a new body from one arm.

Jellyfish have been drifting in our oceans for more than 500 million years.

Whales sing songs that can travel for miles underwater.

Pufferfish can inflate their bodies to scare off predators.

Anglerfish use a glowing lure to attract prey in the dark ocean depths.