The number of wild animals on the earth is dwindling.

地球上野生动物的数量正日渐减少。

youdao

No animals on the earth, and it is a world of vigor.

地球上没有动物，那是一个没有活力的世界。

youdao

There are no animals on the earth, it is a world without vitality.

地球上没有动物，那是一个没有活力的世界。

youdao

Doctor Monfort says many people are needed in the future to keep endangered animals on Earth.

VOA: special.2010.06.22

Several kinds of plants and animals are found in the canyon and nowhere else on Earth.

VOA: special.2009.10.07

When she was only twelve years old, Mary became the first person to find the almost complete skeletons of several animals that no longer existed on Earth.

VOA: special.2009.05.13

The largest animals on Earth, blue whales can grow up to 90 feet long, still a fraction of the size of cargo ships that can stretch 1, 200 feet.

MSN: Feds to reroute SF Bay ships to protect whales

Dr. JONATHAN OVERPECK (Geosciences, University of Arizona): It's going to come a rate much faster than plants and animals on Earth have ever seen in the time they've been on Earth.

NPR: Warming Will Create Micro-Climates, Scientists Say

The Galapagos -- 19 islands that lie 600 miles west of Ecuador in the Pacific Ocean -- are home to species of animals found nowhere else on Earth.

CNN: Close encounters in the Galapagos