Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

The study suggests that even the faintest hint of penguin droppings in the water is enough to prompt krill into escape ...

The foul stench of penguin poop sets Antarctic krill on edge. In lab experiments, the mere scent of penguin droppings — or guano — sent krill scrambling for escape, researchers report March 20 in ...

The penguin poop didn’t only influence krill movements. In another phase of the experiment, researchers noticed the ...

The vast ice fields of barren whiteness stretch toward the horizon, creating one of the most isolated environments on the ...

They include some of the largest animals on Earth. The blue whale is ... seabirds, seals, penguins, sharks, and even other whales and dolphins. Sperm whales dive up to 3,000 feet (900 m) below ...