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Researchers in New Zealand found that a small species of shark makes noises with their teeth when touched by humans Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has been working at ...

Killer whales hunt fish with clicks and buzzes—they choose and chase their prey with sound waves. But a mundane feature of modern ocean life may be akin to a salmon invisibility cloak, making the ...

Sharks have long been believed to be silent, stalking their prey and wolfing them down without comment. They're ruthless and efficient. But a team of marine biologists in New Zealand are challenging ...