Animals
Loach
The loach superfamily of fish consists of over 1200 species, most of which are distributed in central and southern Asia.…
Animals
Animals
Toadfish
These bottom-dwelling fish sing like ship horns, glow in the dark, and carry venom in their spines, yet somehow end…
Animals
Codfish
Codfish is a type of saltwater fish, with “cod” the common name for the demersal or groundfish genus Gadus. The…
Animals
Bichir
Bichirs are slender, prehistoric-looking fish that are often thought to resemble dinosaurs or eastern dragons. Bichir fish are native to…
Animals
Herring
From schools of billions powering entire marine ecosystems to some of the world's most pungent culinary traditions, these silver forage…
Animals
Anchovy
Anchovies are small green forage fish. These fish are very common and high in nutrition and belong to the family…
Animals
Hagfish
This ancient jawless creature has survived unchanged for 300 million years by deploying one of nature's most bizarre weapons, a…
Animals
Angelfish
These reef-dwelling fish hide some of nature's strangest survival secrets, including a body that shifts colors with age and a…
Animals
Carp
Few fish have traveled farther or stirred more controversy than this ancient species, prized as a living jewel in one…
Vulnerable Species
Vulnerable species are at risk of becoming extinct in the wild or extinct. The IUCN currently identifies over 10,000 species…
Endangered Species
Endangered species are at a very high risk of becoming extinct in the wild or extinct. In the most recent…
Near Threatened Animals
Near Threatened is a classification category on the International Union for the Conservation of Nature’s (IUCN) Threatened Species List. Currently…
Animals
Milkfish
Milkfish, whose other names include Bandeng and Bangos, are the last remaining living species of the Chanidae family. Five other…
Animals
Sardines
Sardines are a group of herring fish that encompasses five distinct genera and at least 21 unique species. One of…
Animals
Horn Shark
By day it vanishes into the rocks, looking every bit the lazy bottom-dweller, but the moment danger or prey appears,…
Animals
Arapaima
One of the largest freshwater fish on Earth breathes air like a mammal, carries its young in its mouth, and…
Animals
Sturgeon
The sturgeon, one of approximately 28 species of fish in the family Acipenseridae, is a primitive fish that is found…
Animals
Swai Fish
These omnivorous bottom feeders live in the Mekong River and migrate upstream when the water levels rise in the late…
Animals
Paddlefish
One of the last two paddlefish species on Earth vanished in 2022, and the survivor faces a startling mix of…
Animals
Coelacanth
A creature scientists declared extinct alongside the dinosaurs turned up alive in 1938, walking through the ocean on limb-like fins…
Animals
Eel
Survivors from the age of dinosaurs, these slippery creatures hide secrets that puzzled scientists for centuries, from bizarre larval transformations…
Animals
Bowfin
The bowfin fish is a large and tenacious predator that lurks within America’s freshwater bodies, gobbling up smaller prey that…
Animals
Lungfish
Nearly 400 million years old and virtually unchanged, this ancient fish breathes air, survives years without food, and may be…
Animals
Tarpon
The tarpon, also known as the silver king, silverfish, silver sides, and sabalo, is a versatile fish that lives mostly…
Animals
Sawfish
Lurking in shallow coastal waters, this 25-foot predator carries a chainsaw on its face and can clone itself, yet almost…
Animals
Shark
One species walks on land, another can live for five centuries, and some pups eat their siblings before they are…
Animals
Rockfish
Some fish hide venomous spines beneath colorful scales and outlive human generations by centuries, yet most people walk right past…
Animals
Chimaera
Lurking thousands of feet below the ocean surface, these pale, venomous, tentacled fish have outlasted the dinosaurs by millions of…
Animals
Walleye Fish
It hunts in near-total darkness, holds official state fish status in four U.S. states, and is now showing up on…
Animals
Lamprey
This jawless, 360-million-year-old parasite has terrorized fish populations and even graced the tables of medieval royalty, yet most people would…
Animals
Salmon
Every year these fish fight thousands of miles upstream against raging currents, their bodies transforming color and shape along the…
Animals
Barramundi Fish
Born male and destined to become female, this moon-driven predator thrives across vast stretches of the Indo-Pacific with a biology…
Animals
Bonito Fish
Faster than most sharks and capable of outswimming nearly everything in the ocean, this striped predator lives a double life…
Animals
Black Marlin
Usually found in the Indian and the Pacific oceans, the black marlin is a fish that comfortably exists in the…
Animals
Fangtooth
It looks like a nightmare dragged up from the ocean floor, yet this grotesque little predator hides secrets that once…
Animals
Drum Fish
Somewhere beneath the waves, a fish is making a sound loud enough to unsettle divers and baffle scientists, and it…
Animals
Wolf Eel
It hunts like a predator, crushes shells with bone-cracking force, and mates for life in an underwater den, yet almost…
Animals
Wolffish
It forms lifelong bonds with its mate, crushes shells with bone-shattering force, and survives Arctic waters that would kill most…
Animals
Frilled Shark
Lurking thousands of feet below the surface, this eel-like predator carries traits so ancient that scientists call it a living…
Animals
Dragonfish
Lurking in the darkest depths of the ocean, these small but ferocious hunters use invisible teeth, glowing lures, and deadly…
Animals
Goblin Shark
The Goblin Shark, which is sometimes referred to as a living fossil, is a type of shark that is found…
Animals
Monkfish
It lurks motionless on the ocean floor, luring prey with a built-in fishing rod, swallows creatures nearly its own size,…
Animals
Fluke Fish (Summer Flounder)
The fluke fish (also known as summer flounder, Northern fluke, and Hirame) is found in abundance across the United States’…
Animals
Freshwater Suckerfish
Suckerfish belong to the family Catostomidae and live in freshwater environments across the world. It’s believed that suckerfish first evolved…
Animals
Skate Fish
Once dismissed as bycatch, this ancient bottom-dweller now graces Michelin-starred menus, yet most people would walk right past its strange…
Animals
Megalodon
The megalodon was the largest shark to ever live. With a size that could reach in excess of 50 feet…
Animals
Blobfish
The blobfish is one of the world’s most recently identified creatures – and it’s really ugly! Having been accidentally caught during…
Animals
Sea Dragon
Lurking off the coast of Australia, these toothless fish drink their prey whole, vanish in plain sight, and carry their…
Animals
Barracuda
Few ocean hunters can match the speed, aggression, and sensory precision of this silver predator, but the secret behind what…
Animals
Zebra Shark
Most sharks hunt with aggression and speed, but this reef-dweller spends its days napping on the ocean floor and lets…