| http://www.w3.org/ns/prov#value | - Journey North (iOS 4.3): Kids and adults are able to track the migratory patterns of monarch butterflies, robins, hummingbirds, whooping cranes, gray whales, bald eagles and other animals using this handy and educational app. A companion website has maps, photos, and more information that puts local sightings in context of world migration.
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