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"Seasonal change is all around us. We see it in the length of a day, in the appearance of a flower, in the flight of a butterfly. Journey North engages students and citizen scientists around the globe in tracking wildlife migration and seasonal change. Participants share field observations across the northern hemisphere, exploring the interrelated aspects of seasonal change. Sunlight and the Seasons Discovering how sunlight drives seasonal change by tracking changes in day length, or photoperiod. Plants and the Seasons Exploring plant growth in tulip test gardens, running an experiment to track the arrival of spring. Seasonal migrations Following animal migrations. Observing, reporting, and tracking travels across the hemisphere. Journey North is a free, Internet-based program presented by Annenberg Learner, a division of the Annenberg Foundation."

Animal tracking migration

Track migration of different animals and explore via live cameras