Related topics: sharks

Animals evolved the ability to gallop 472 million years ago

Few human adults gallop; the equine gait tends to be the preserve of little kids mimicking horses or exercise classes. But for camels, lions and giraffes, galloping is a key fixture of their repertoire as they shift up through ...

New insights into the biology of New Zealand's pilot whales

Each year New Zealand experiences mass strandings of long-finned pilot whales along its shoreline. Exactly why these whales strand remains unclear. However, new biological insights into these phenomenal events has just been ...

Look who's talking now: The fishes

There's a whole lot of talking going on beneath the waves. A new Cornell study finds that fish are far more likely to communicate with sound than generally thought—and some fish have been doing this for at least 155 million ...

Mobile molecular robots swim in water

Creating molecular microrobots that mimic the abilities of living organisms is a dream of nanotechnology, as illustrated by the renowned physicist Richard Feynman. There are a number of challenges in achieving this goal. ...

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