April 2018 From the Editor Be someone's spark By Matt Mendenhall Don’t pass up the chance to nudge someone along the birding path. Features Feathered barometers By Cheryl Lyn Dybas In spring, Yellow-crowned Night-Herons return earlier to breeding grounds than they did in the 1960s. A beautiful beginning By Sophie A. H. Osborn How the distinctive Hooded Merganser sparked a love of birds. Trade-off By John Kricher Why migratory birds make long annual journeys while their close relatives remain in the tropics year-round. Spring and summer festivals By Matt Mendenhall 90 events where you can find lots of birds, hear from experts, and have fun. Columns Since You Asked Answers to your questions By Julie Craves Whether robins move their eggs, why hummingbirds consume ashes, and whether House Finches have caused declines in Purple Finches. Birder at large A Cooper's for Harold By Pete Dunne Discerning the differences between Cooper’s and Sharp-shinned Hawks with Harold Axtell, birding’s senior statesman. Attracting birds Disappearing insects By Laura Erickson How you can slow the decline in insects — and help birds, too. Amazing Birds Doing it all By Eldon Greij Why male Satin Bowerbirds must master many skills. ID Tips Blue-winged Teal By Kenn Kaufman How to tell it apart from Cinnamon and Green-winged Teal. ID Toolkit Eye-rings explained By David Sibley How the shape and pattern of feathers around the eyes can help you identify birds. Hotspots Near You 271. Woodside Natural Area, Essex, Vermont One of the birdiest places in Vermont. It's great for spring and fall warblers, as well as vireos, grosbeaks, and other birds. By Maeve Kim Published: 2/21/2018 272. Yellowwood State Forest, Brown County, Indiana Of the 18 warbler species that breed in Indiana, all of them can be found in this forest, including Cerulean. By David Rupp Published: 2/21/2018 273. Cantigny Park, Wheaton, Illinois This park near Chicago attracts dozens of warbler species, Purple Martin, and Red-headed Woodpecker, among others. By Jeff Reiter Published: 2/21/2018 274. Trinity River Audubon Sanctuary, Dallas, Texas This sanctuary near Dallas is a great place to get children excited about birding. By Evault Boswell Published: 2/21/2018 Also in Every Issue Birding Briefs Important news about birds, birdwatching, and conservation. Your View Photos submitted by readers.