There’s a whale wandering around the Pacific on his/her own, calling in a voice unlike any other whale’s. Not much info to be had; here’s the whole article by Rhiannon Edward in the Scotsman (the story is from the Dec 11 issue of New Scientist but it’s not in the online version):

A LONE whale with a mysterious voice that matches no other species has been discovered roaming the Pacific, it was revealed yesterday.
The whale has been wandering across the ocean for the past 12 years. Researchers identified it after listening to recordings made by the United States Navy