A baby joey koala at Sydney's Wildlife World.

一只小考拉在悉尼野生世界。

youdao

By 1970, according to a World Wildlife Fund report, only about 4,500 tigers survived throughout the world—half of them in India.

根据世界野生动物基金会的一份报告，到1970年，全世界仅存约4500只老虎——其中一半在印度。

youdao

By 1970, according to a World Wildlife Fund report, only about 4,500 tigers survived throughout the world-half of them in India.

根据世界野生动物基金会的一份报告，到1970年，全世界仅存约4500只老虎——其中一半在印度。

youdao

The observance is organized by a conservation group, the World Wide Fund for Nature, also known as the World Wildlife Fund.

VOA: special.2010.03.22

The organization says wildlife strikes have led to the deaths of two hundred nineteen people around the world since nineteen eighty-eight.

VOA: special.2009.04.01

Today,Miz Goodall spends most of her time traveling around the world speaking about wildlife protection and working to build support for her foundation.

VOA: special.2009.11.18

"Rivers, streams and lakes are measurably cleaner than they were before the Clean Water Act, but we still have a long way to go, " said Bob Irvin of the World Wildlife Fund, the world's largest privately funded conservation organization.

CNN: Challenges ahead for a changing Earth

Carter Roberts, chief conservation officer for the World Wildlife Fund, said that the strain on natural resources threatens environmental progress as the world strives to match America's prosperity.

CNN: Challenges ahead for a changing Earth

And while such close interactions with wildlife is definitely a delicate topic, local tour operators have teamed up with the World Wildlife Fund to create some best practices for the tours.

BBC: Swimming with whale sharks in Mexico