Fish have a backbone, making them vertebrates.

The seahorse is a type of fish where the males carry and birth the young.

Fish can use camouflage to avoid predators or ambush prey.

Some fish, like the herring, migrate in massive schools for spawning.

Fish scales grow in rings, similar to the growth rings of trees.

The clownfish lives in sea anemones, which provide protection from predators.

Fish can be found at depths of over 8,000 meters in the ocean.

The garfish has a long, slender body and beak-like jaws filled with sharp teeth.

Fish can exhibit parental care, with some species guarding and nurturing their offspring.

The catfish has taste buds all over its body, allowing it to detect food.