感谢达尔文，使得奇灵厄姆的牲口牛的资料可以追溯到150年前，从中得知：受气候变化的影响，导致冬天出生的幼崽死亡率增加。

Thanks to Darwin, records on Chillingham cattle go back 150 years, and show a breeding response to climate change resulting in more winter calf deaths. Cynthia Graber reports.

youdao

感谢达尔文，使得奇灵厄姆的牲口牛的资料可以追溯到150年前，从中得知：受气候变化的影响，导致冬天出生的幼崽死亡率增加。

Thanks to Darwin, records on Chillingham cattle go back 150 years, and show a breeding response to climate change resulting in more winter calf deaths. Cynthia Graber reports.

youdao