Today's Catch

Two California market squids mate in the waters off of California's Channel Islands.

California Market Squid

Two California market squids ( Loligo opalescens ) mate in the waters off of California's Channel Islands. While spawning, the male's arms blush red as he embraces the female, a warning to other competing males to back-off. Find out how and why...
Great Barracuda, Witu Islands, Papua New Guinea

Great Barracuda, Witu Islands, Papua New Guinea

“A four-foot-long barracuda is visible flashing past me, with the sky and the lights of my boat seen above.” -- Nature's Best photographer, Yeang H. Ch’ng. See more beautiful ocean photos in our slideshow of winners from the 2010 Nature's Best Ocean...

Are You My Mommy?

Human infants often already resemble their parents. Visitors coo, "Oh, she has your eyes," or "He is the spitting image of his father." But what if the infant (or in this case, the larva) looked entirely different from its adult parents, with...

Methane Bubbles Up From Seep

Methane gas, trapped deep within the Earth's crust, can slowly leak from cracks in the seafloor known as methane seeps. While we would never consider methane as food, in the deep sea where there is little light or resources, microbes have evolved to...

Connecting Coral Reefs

Coral reefs are some of the most endangered ecosystems on the planet that are home to beautiful wildlife and provide food to many people living on the coast. So how do you protect the reefs without cutting off communities from their food source?...
Brown pelicans (Pelecanus occidentalis) nest in a mangrove in Ecuador’s Galapagos Islands.

Pelican Nest in Mangroves

In Ecuador’s Galapagos Islands, brown pelicans ( Pelecanus occidentalis ) nest at the top of a mangrove tree. Many other kinds of birds—as well as insects, frogs, snakes, and lizards—live in the canopy of mangroves. More about mangroves can be found...
A close-up photo of dead man's fingers (Alcyonium digitatum), living in the Baltic Sea.

Dead Man’s Fingers

Dead man’s fingers ( Alcyonium digitatum ) are soft corals named for their appendage-like appearance when thrown ashore by storms. The finger-like clumps of coral polyps come in various shades of pink, orange, white, grey, or yellow and are found...
A reef shark swims amongst corals.

Happy Hearts Love Sharks

For many years, shark fin soup has been a popular delicacy at weddings and formal occasions in China. Recently, it has become clear that shark-fin removal is cruel to sharks and severely damages shark populations. Claudia Li, a passionate Chinese-...
Walter Adey and the NMNH coral reef tank

Walter Adey and Coral Reef Tank

In the late 1970s, Walter Adey, a paleobiologist and coral reef researcher at the National Museum of Natural History (NMNH), wanted to build a tank that would make it possible to monitor and experiment on a coral reef ecosystem in the laboratory—...
A puffin with a mouthful of fish.

Puffin with a Mouthful of Fish

An Atlantic puffin ( Fratercula arctica ) carries many sandlances ( Ammodytidae ) in its mouth to take back to its hungry chick. Puffins have spiny tongues that, pressed against the roof of their mouths, help to hold ten or more fish at once without...

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