The World Wildlife Fund is urging people to support their campaign.

世界野生动物基金会正在呼吁人们支持他们的活动。

According to the World Wildlife Fund.

根据世界野生动物基金会。

The World Wildlife Fund says numbers are declining because of low birthrates.

世界野生动物基金会宣布这种动物的数量因其出生率低还在下降中。

The World Wildlife Fund says that 60% of all vertebrate mammals have died since just 1970.

世界野生动物基金会表示，仅仅自1970年以来，60%的脊椎哺乳动物已经死亡。

The World Wildlife Fund points to human population growth and resource consumption as causes.

世界野生动物基金会指出，人口增长和资源消耗是原因。

An incredibly rare dolphin is now functionally extinct in Laos, according to the World Wildlife Fund.

据世界野生动物基金会称，一种极为稀少的海豚在老挝功能性灭绝了。

Four boxes for Unicef, Amnesty International, Greenpeace, and World Wildlife Fund were left on a table.

桌子上摆放着四个慈善机构的盒子，这四个慈善机构分别是联合国儿童基金会，大赦国际，绿色和平组织和世界野生动物基金会。

The display was put together by the World Wildlife Fund and the population estimate is based on their most recent survey.

这次展览由世界野生动物基金会举办，对熊猫数量的估计来自于他们最近的调查。

Unless governments take significant measures to protect tigers, they may go extinct by 2010, the World Wildlife Fund said Thursday.

世界野生动物基金会周四说，除非有关政府采用重大措施予以保护，否则在2010年前老虎可能逐渐灭绝。 好评（0）

This Angel has had her wings since 2012. She is passionate about philanthropy and has worked with UN AIDS and World Wildlife Fund.

这位天使2012年起就登台了。她热爱慈善，服务于联合国艾滋病规划署和世界野生动物基金会。