ANCHORAGE, Alaska (AP) - Scientists say one of the largest
animals to ever live on earth is returning to Alaska in search of
food and could be re-establishing an old migration route.
The return of blue whales comes several decades after they were
nearly wiped out by commercial whalers, a slaughter they still have
yet to recover from after it eliminated 99 percent of their number.
They had mostly vanished from Alaskan waters but several
sightings in recent years suggest that the massive animals are
expanding north again, according to the journal, Marine Mammal
Blue whales can grow up to 100 feet long and typically eat 4
tons of krill a day during the summer.
In 2007, researchers spotted five in one day, including a mother
Researchers eventually documented 15 blue whales off the coast
of British Columbia and in the Gulf of Alaska.
(Copyright 2009 by The Associated Press. All Rights Reserved.)