How The Removal Of A 'Nuisance' Predator Wreaked Havoc On Yellowstone National Park's Ecosystem
언어
읽기 수준
기사 듣기
In the 1800's the Rocky Mountain West area of the USA that now includes Yellowstone National Park, was teeming with gray wolves. However they were considered nuisance predators who killed livestock and therefore, actively hunted down. By the time the National Park was established in 1827, the number of gray wolves had diminished substantially, a trend that continued thanks to a government predator control program that ensured that by 1926, there were none left.
이 기사의 나머지 부분을 읽고 학습 도구에 액세스하려면 등록해야합니다.
지금 학습 시작하기댓글 699개
- Wolfie6년 이상I LOVE wolfs!
- Wolfie 6년 이상How much wolves are there?
- Wolf Person6년 이상I LOVE wolves! Thank you for posting!
- Wolfie6년 이상Thank You, Wolf Love!
- Katy Perry6년 이상this is an amazing thing & paragraph we should take care of wolves.
- Wolf Love6년 이상I agree with Wolfie!
- dui leapa6년 이상this was very imporent about wolves:)
- Wolfie 6년 이상This is very imfomantive paragraph. I loved it. I think wolves are my spirt animal.
- Wolfs Are Cool 6년 이상I love Wolves dosnt everybody
- E6년 이상COOL