Sharks

A Shark’s Sounds Are Recorded for What Is Believed to Be the First Time

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A Shark’s Sounds Are Recorded for What Is Believed to Be the First Time

Dolphins whistle. Whales sing. Fish croak, chirp, grunt, hum and growl. But in the chatter of the sea, one voice has been missing — until now. Sharks have long been seen as the silent killers of the water. But scientists at the University of Auckland in New Zealand recently recorded a rig shark, or Mustelus … Read more

Video Shows an Octopus Riding a Mako Shark Near New Zealand

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Video Shows an Octopus Riding a Mako Shark Near New Zealand

When she spotted the mako shark in the Hauraki Gulf off New Zealand, Rochelle Constantine, a marine ecologist at the University of Auckland, was concerned. The animal had a curious orangey-brown mass perched on top of its head. “At first, I was like, ‘Is it a buoy?’” Dr. Constantine said. “‘Is it entangled in fishing … Read more