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Journey North News will be posted on Thursdays: Feb 15, Mar. 8*, 15, 22*, 29, Apr. 5*, 12, 19*, 26, May 3*, 10, 17* (* Migration Data Only) Background About This Study Challenge Questions Ask the Expert Related Resources and Activities Journey North News Hummingbird Migration Update: February 15, 2001 The tiniest birds on the planet are enjoying sunny skies, toasty temps, and plenty of food on their wintering grounds. If a baby hummer survives its first perilous migration (remember--most of them fly over the Gulf of Mexico during hurricane season!), it now must figure out new dangers that it never before saw in its life. Join Laura Erickson in Costa Rica as she shares sights and sounds of hummers on the wintering grounds! Hummingbird Migration Update: March 15, 2001 The migration is underway, and our maps tell the latest progress. A fantastic Journey North exclusive starts today! Join us on a dazzling photo safari as we peek into a hummer nest to watch the eggs hatch and the babies grow. Before you answer Challenge Question #4, enjoy our fun lesson about volume, surface area and body heat. Send questions now for Ask the Expert, and see tips for welcoming your own backyard hummers. Hummingbird Migration Update: March 29, 2001 As today's migration map shows, the ruby-throated hummingbirds made very little progress during the past week. But on the West Coast, Rufous hummers were up, up and away! Our photo safari follows two newly hatched babies to day five of their lives in the nest. Learn which animals may have been involved in the extinction of more bird species than any cause except habitat loss, and what you can do about it. Investigate why hummers arrive around the same time every year. Discover one secret to survival with our hummer metabolism lesson. We've got Rufous hummer homework and a poster contest announcement, too.. Hummingbird Migration Update: April 5, 2001 Just a quick update today to give you the latest data for your maps. A full migration update will be posted next week. Please report your hummingbird observations in time! Hummingbird Migration Update: April 12, 2001 Ruby-throated hummers have suddenly surged northward, reaching Ohio and Pennsylvania! Meanwhile, Rufous hummingbirds are dawdling. We tell you why that's normal for now. What do they eat before the flowers bloom? Peek into the nest of Dorothy's two hummer nestlings up to day 11 of their lives. We challenge you (with directions, of course) to build a hummingbird nest that can serve five specific purposes, just as female hummers do. Hummingbird Migration Update: April 26, 2001 Steady progress has Ruby-throated Hummingbirds moving into Wisconsin and Iowa, and farther north in Michigan and the New England states. How big are the territories they'll establish? Find out what the Doppler radar used to forecast weather can tell us about bird migration. Like flight crews that get airplanes ready to fly, hummers work to keep their flight gear (feathers) in top condition. See what you can observe with our preening and cleaning tips! Hummingbird Migration Update: May 3, 2001 Just a quick update today to give you the latest data for your maps. A full migration update will be posted next week. Please report your hummingbird observations in time! Hummingbird Migration Update: May 10, 2001 The first Ruby-throated Hummingbirds have reached five Canadian provinces! The baby hummingbirds in Dorothy's maple tree outgrow the nest and fly away as we come to the end of our photo safari. A bird that weighs less than two pennies faces a LOT of danger, and we tell you some stories. Hummingbirds are famous for the amount of food they eat. See photos showing the transformation of a little hummer's body as it filled with nectar. Sarah Driver tells us why banding a hummingbird is like banding a toothpick. What is learned by banding hummers? Hummingbird Migration Update: May 17, 2001 Just a quick update today to give you the latest data for your maps. A full migration update will be posted next week. Please report your hummingbird observations in time! Copyright 2001 Journey North. All Rights Reserved. Please send all questions, comments, and suggestions to our feedback form