Tag: green-up

May 17, 2017

Migrating birds are getting more out of sync with the environment

By altering when leaves come out in the spring, climate change throws birds’ migration schedules out of sync with the environment, hindering their ability to reproduce, rear offspring and survive....

June 28, 2016

Surf’s up for big game in Wyoming

Researchers have known for quite a while that migrating ungulates spend their winters lower where it’s warmer and their summers higher up on mountain tops where it’s cooler. They also...