For rufous hummingbirds, migration routes may differ

Flyways may ensure that birds have the resources they need on their journeys More at
https://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=300981&WT.mc_id=USNSF_1
This is a Research News item.

Source: NSF Discoveries - July 30, 2020 Category: Science Source Type: research