As the ocean warms, a body of water called the Antarctic Polar Front - an upward movement of nutrient-rich sea that supports a huge abundance of marine life - is being pushed further south. This means that king penguins, which feed on fish and krill in th

2019年12月六级真题（第三套）阅读 Section C

A computer analysis blindly compared calls produced by mothers and chicks, ranking them by similarity.

2017年高考英语江苏卷 阅读理解 阅读B 原文

I gave the homeowner a recording of the hunger screams of owl chicks.

2017年高考英语全国卷1 阅读理解 阅读B 原文

New-born chicks can then imitate their mom's call within a few days of entering the world.

2017年高考英语江苏卷 阅读理解 阅读B 原文

These advertise the presence of chicks to adults; they might also encourage our chick to start calling as well.

2017年高考英语全国卷1 阅读理解 阅读B 原文