

To complement a series it’s running on animal migration BBC Radio 4 has constructed a series of google maps allowing users to track the progress of several animals as they begin their seasonal migration
http://www.bbc.co.uk/radio4/worldonthemove/
Amongst others Atlantic salmon, Greenland white-fronted goose, gray whales & African elephants all have their own dedicated map and users can participate in the project by adding sightings of the various species.
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