Antarctic krill form large swarms which can reach over a kilometer ... "Nanoplastics are invisible to the human eye but they can have a big impact in the environment. Understanding that it's ...

A single Antarctic krill is about the size of your pinky finger. But with an estimated population of more than 700 trillion in the Southern Ocean, the tiny crustacean’s collective impact across ...

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 ...

Blue whales lunge through large swarms of krill with their mouths open ... Watch how a blue whales lunges for its food. A jar of krill specimens with visible eye spots. Blue whales eat huge volumes of ...