鸟类迁徙：为避免过热而高飞？

Bird migration: Flying high to avoid overheating?

机构信息

Rudi Drent Chair in Global Flyway Ecology, Groningen Institute for Evolutionary Life Sciences (GELIFES), University of Groningen, PO Box 11103, 9700 CC Groningen, The Netherlands; NIOZ Royal Netherlands Institute for Sea Research, Department of Coastal Systems, PO Box 59, 1790 AB Den Burg, Texel, The Netherlands.

Conservation Biology Research Group, Department of Anatomy, Cell Biology and Zoology, Faculty of Sciences, University of Extremadura, Avenida de Elvas, 06006 Badajoz, Spain; Ecology in the Anthropocene, Associated Unit CSIC-UEX, Faculty of Sciences, University of Extremadura, 06006 Badajoz, Spain.

出版信息

Curr Biol. 2021 Aug 9;31(15):R955-R957. doi: 10.1016/j.cub.2021.06.066.

DOI:10.1016/j.cub.2021.06.066

PMID:34375599

Abstract

Acts of flight have always baffled humans. Recent tracking studies of birds only add to the awe and mystery. A new study shows that migrating great snipes fly high - over two kilometres high - during the day and lower at night. Why?

摘要

迁徙行为一直令人类困惑不已。最近对鸟类的追踪研究更增添了人们的敬畏和神秘感。一项新的研究表明，在白天，迁徙的大杓鹬飞得很高——超过两公里高，而在夜间则飞得较低。这是为什么呢？