Tigers are the largest of the Big Cats weighing up to 300kg!

老虎是大型猫科动物中最大的，重达300公斤！

youdao

But in recent years people have set their sights on the more distant past, when Europe's forests were filled with elephants, rhinoceroses and big cats.

但近年来，人们把目光投向了更遥远的过去，那时候欧洲森林里到处都是大象、犀牛以及大型猫科动物。

youdao

Lions have disappeared from much of Africa, but for the past few years scientists have wondered if the big cats were hanging on in remote parts of Sudan and Ethiopia.

非洲大部分地区的狮子已经消失了，但在过去的几年里，科学家们猜想这种大型猫科动物仍然存在于苏丹和埃塞俄比亚的偏远地区。

youdao

You can also find a link to the National Geographic's campaign to help save big cats.

VOA: special.2011.03.23

Automobile manufacturers and gasoline companies especially like to use big cats to sell their products.

VOA: special.2009.11.08

The big cats once roamed throughout Asia, into Siberia, but conservationists say only a few thousand tigers remain in the wild;

VOA: standard.2010.02.22

If you want to run with the big cats (and pachyderms), Kazi is your place.

FORBES: Off the Beaten Track: Kaziranga National Park, India

Zebras, rhinos and elephants roam the fields, while big cats nervously pace back and forth in cages.

BBC: Inside Pablo Escobar��s Medell��n cartel

Behind her, a giant PML-N poster showed Mr. Sharif and pictures of striped big cats.

WSJ: Hold That Tiger: Big Cat's Fate Snarls Pakistan Campaign