NatHistory: World On the Move 09 Sep 08
Another tragic week - Logie's chick Moray has been found dead on the Isle of Lewis in the Outer Hebrides. Roy Dennis has all the details. Narwhals, with distinctive tusks protruding from the front of their heads, are legendary creatures that live in one of the world's most remote areas - NW Greenland. Our reporter, Dan Rees, joined a team who will be tracking Narwhals on migration. Finally, Monarch Butterflies are preparing for the southward leg of their relay-race migration.