The aquatic behemoth measured over 10m in length and was found washed ashore on Spain's La Arena beach.
Stings from swarms of the giant flying insects have left several people dead and hundreds more injured.
Naturalist Sir David Attenborough believes that natural selection in humans has all but stopped.
New research has suggested that dolphins may not be any more intelligent than most other animals.
An invasion of millipedes in Australia is believed to have been responsible for a train crash.