Pufferfish

Type:Fish

Diet:Carnivore

Size:Up to 3 ft (1 m)

Group name:School

Did you know?

Some predators, such as tiger sharks and sea snakes, are unbothered by the pufferfish’s natural toxins.

Flying Fish

Type:Fish

Diet:Omnivore

Size:Up to 18 in (45 cm)

Group name:School

Did you know?

Flying fish can soar high enough that sailors often find them on the decks of their ships.

Alligator Gar

Type:Fish

Diet:Carnivore

Average life span in the wild:Females 50 years, males 26 years

Size:Up to 10 ft (3 m)

Weight:Up to 300 lbs (140 kg)

Did you know?

The alligator gar has become something of an Internet celebrity. Tales and photos of these enormous, fierce-looking fish are widely circulated—and sometimes dismissed as hoaxes.

Clown Anemonefish

Type:Fish

Diet:Carnivore

Average life span in the wild:6 to 10 years

Size:4.3 in (11 cm)

Group name:School

Did you know?

Ironically, Finding Nemo, a movie about the anguish of a captured clownfish, caused home-aquarium demand for them to triple.