Essential to marine ecosystems, sharks maintain the balance of the food web as apex predators, preventing any single species ...

The bonebed contains the 21-million-year-old remains of sea cows, sharks, barracuda-like fish, prehistoric dolphins and sea ...

From a shark the size of a cigar to the long-extinct 400-kilo 'buzzsaw' to those that glow in the dark, sharks are an ...

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More than 100 years after knife-wielding sailors hunted killer sharks at Coogee Beach, experts reveal why these ancient ...

Discover the extraordinary prehistoric giants – from mega-sloths to monster sharks – that once made today’s animals look ...

一项发布在《内科学年鉴》（Annals of Internal Medicine）上的新研究发现，每天一次长距离步行比多次短距离步行更有利于心脏健康，特别是对锻炼量较少的人来说。 The study looked at more than 33,000 adults aged 40 to 79 in the UK who walked fewer than 8,000 steps a day.

I f someone were to ask you to describe Bay Area tech culture, a few specific images might come to mind. Maybe it's a pair of ...

We made three attempts to capture a jaguar after arriving at Fazenda Bodoquena in Miranda, Mato Grosso do Sul state, on a ...