INDEPENDENT : FIN WHALES PICK UP NEW SONGS AS THEY MIGRATE
The Blue Whale is the largest animal on earth. The Fin Whale is second largest. Go to this interesting link to see a wonderful picture of a fin whale and read about how these whales pick up new songs and return with them. When a whale with a new song shows up, it may indicate that they have traveled far or be an individual new to the area.
Siren