Antarctic krill not only react to external environmental influences such as light or food. They also use their internal ...

In 2009, a research group led by Dr. Keiichi Kakui at the Faculty of Science discovered a rather unusual small crustacean ...

In the video, which the Schmidt Ocean Institute shared in a Facebook post, two copepods — small crustaceans — are positioned on either side of their host's head. Long egg sacs attached at the back of ...

Small fish, crustaceans, and zooplankton feed on phytoplankton. Those creatures are then eaten by larger fish and corals, which, in turn become food for top ocean predators like sharks.

Watch how a blue whales lunges for its food. A jar of krill specimens with visible eye spots. Blue whales eat huge volumes of these small crustaceans.

But there are differences. Krill oil comes from small crustaceans, not fatty fish, and typically contains more EPA. And unlike conventional fish-oil pills, krill oil's omega-3s are linked to an ...

The Micronesian kingfisher, however, survives mostly on a diet of grasshoppers, lizards, insects, and small crustaceans. This bird's large, strong beak is useful for drilling nest holes in trees ...