Fish

Fish are vertebrates (vertebrates have backbones) that live in water. They breathe using special organs called gills.

Fish Characteristics and Differences From Other Animals

17 Tropical Fish Species for Beginners

Save the Planet by Eating This Big Ugly Fish

[Commentary] Tilapia: How an invasive fish came to dominate our

Never-before-seen fish found more than 3 miles under the sea

Fish facts World Animal Protection

Fish species, Fishing

Fish, Definition, Species, Classification, & Facts

Fish, reconsidered: An updated 'Tree of Life' draws surprising

It Looks Awkward, but This Fish Has a Secret Glow - The New York Times