The humpback whale, seen in the River Thames, was found dead east of London between Crayford Ness and the Queen Elizabeth II bridge, Dartford and will be autopsied, Reuters reported.
The 10m long whale was found dead in the shallows in Greenhithe, Kent, yesterday and was transported to London during the night.
The London Zoo will investigate the cause of the whale's death.
Up to 145 pilot whales have died in a mass stranding in a remote part of New Zealand, with authorities saying Monday they made the "heart-breaking" decision to euthanise dozens that lay stricken on the shore, reports AFP.
The stranding was discovered by a hiker late Saturday on Stewart Island, 30 kilometres (19 miles) off the southern coast of the South Island.
A four-meter-long whale was washed ashore in the Mediterranean resort town of Antalya, Doğan News Agency reported on May 30.
Over 150 whales were found dead on a beach in Australia, the BBC reported.
Animals of the type of tropical pilot were spotted by a fisherman at Hamelin Bay, about 300 kilometers south of Perth. Nearly half of whales have died, according to authorities in Western Australia.
A rescue action was organized to return the whales to the water with dozens of volunteers.
Whale rescuers were cautiously optimistic on Feb. 12 that the current wave of mass beachings in New Zealand was over, after hundreds of the creatures died after being stranded ashore.
The crisis began early Feb. 10 when a pod of 416 whales were found stranded on the 26-kilometer Farewell Spit, with hundreds more following them over the weekend.
All over the world, whales leap high into the air and crash back into the water, slapping their tails and fins on the ocean’s surface on the way down. Since breaching (as the behavior is called) demands so much energy—especially when whales are fasting during migrations—scientists assume it plays a crucial role in cetacean life, but what exactly that role is remains murky.