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.

What if, his team pondered, there was some way to get a look inside the egg sac to see how a baby shark develops? Enter: the ...

Global shark biodiversity is in decline, and the most threatened species are those that tend to have uncommon physiologies ...

SARASOTA, Fla. (WWSB) - Venice is known as the shark tooth capital of the world with people coming from near and far to look for teeth every day.

Snakes come in all sizes today, from tiny thread snakes no longer than a pencil to green anacondas that rival small cars in ...

Whether you’re buying for a history buff or a foodie (or anyone in between), this list of non-fiction books will make holiday ...

Unfortunately, one million endangered species could become extinct. On World Wildlife Day, learn who is at risk and how to ...

While some people flock to Yellowstone or Rainier at wintertime for snowy landscapes, others would rather enjoy national ...

Sweeping new global trade protections for sharks and rays were just adopted at CITES CoP20 in Samarkand. It is one of the ...

If you ever come face-to-face with the wrong kind of shark, there's something you probably want to avoid. Just a hint: ...

CITES CoP20 has agreed new international trade protections for sharks and rays.Proposals up for consideration for Parties at ...

More than 70 shark and ray species have been given new international trade protections after concerns over their populations ...