Members of the Kerr legacy ornithological expedition in 2020. Photo courtesy of the Kerr legacy expedition Longleaf pine tract in southern Georgia post-burn with healthy wiregrass and herbaceous plants in the understory. Photo by Sara Barker Eurasian Hoopoe by Marco Valentini/Macaulay Library. This graphic by former Bartels Science Illustrator Charlotte Holden accompanied coverage of a study about marine light pollution. American Kestrel. Photo Credit: Brian Kalk, Macaulay Library. More than half the world's Baltimore Orioles overwinter in four Central American countries. IIlustration by Jillian Ditner; photo by Jeffrey Arguedas. Blue Grosbeak by Bryan Calk/Macaulay Library. The headwaters of the Middle Fork of the John Day River running through Phipps Meadow in eastern Oregon. Photo credit: Matt Franklin, Blue Mountain Land Trust
