POINT it appeared that fish oil supplements were going to save us all. Rescue from heart disease, defense against cognitive ...

Here's the very latest science on fish oil supplements, including their benefits, risks, and expert opinion on the type you ...

One of the largest animals on earth – the humpback whale – makes one of the longest migrations of any mammal on record.

Fish rank as the most diverse group of vertebrates in the world. Scientists recognize over 37,000 distinct species, with many more waiting to be discovered. Most fish fall into the ray-finned group of ...

The animals we best know as fish food help to store millions of tons of carbon in the Southern Ocean around Antarctica.

A tiny, obscure animal often sold as aquarium food has been quietly protecting our planet from global warming by undertaking ...

Krill eat a diet of algae, fish larvae, phytoplankton, and zooplankton. Krill are omnivores, though most krill species eat phytoplankton as their primary food source.

Larger fish, including some whales and sharks, also eat marine animals like squid, octopus, and krill. They may also eat mammals such as seals and sea lions, as well as large fish and even birds.

A tiny, obscure animal often sold as aquarium food has been quietly protecting our planet from global warming by undertaking ...

Discover the world's most amazing flightless birds—like ostriches, penguins, and emus. Learn why they can't fly and how ...

Rising toxins found in bowhead whales, harvested for subsistence purposes by Alaska Native communities, reveal ...