When healthy, anemones look like pink flowers blossoming on rocks and coral, and serve as homes for clownfish, made famous by ...

LOS ANGELES -- In order to keep up with the animals and tell their story, the "Animals Up Close With Bertie Gregory" crew had to push themselves to the limits. As a wildlife filmmaker and National ...

With the feeding frenzy in full swing, the dark blue sea water is a flurry of movement. Dozens of dolphins dart up from below ...

They enthralled sailors. They inspired Darwin. Then, by the mid 19th-century, the iconic Floreana tortoise was gone. Here’s how a group of persistent scientists unlocked the secrets to bringing them ...

For the first time, Antarctic krill have been found on seafloor vents. One scientist is working to figure out what they are doing there. Kim Bernard, at left, is an expert on Antarctic krill, a ...

Although sharks aren’t the mindless man-eaters they are sometimes made out to be, experts know that staying safe involves skill, knowledge, and practice. Host Bertie Gregory filming a ragged tooth ...