Toothed whale melon consists of fat, and the skull of any such creature containing a melon will have a large depression. The melon size varies between species, the bigger it is, the more dependent they are on it. A beaked whale, for example, has a small bulge sitting on top of its skull, whereas a sperm whale's head is filled mainly with the melon. Bottlenose dolphins have been found to have signature whistles unique to a specific individual. These whistles are used for dolphins to communicate with one another by identifying an individual. It can be seen as the dolphin equivalent of
The Brain of Morbius to the James Whale "Frankenstein" film released by Universal Studios. Upon the story's original broadcast, Mary Whitehouse (of the National Viewers' and Listeners' Association) complained of the violence displayed; she was quoted saying that "The Brain of Morbius" "contained some of the sickest and most horrific material seen on children's television". At the time the programme was under close scrutiny by the NVALA; complaints centred on the shooting of Condo by Solon with a resulting spurt of blood. The story was repeated on BBC1 at 5:50 pm on 4 December 1976, edited and condensed into a one-hour-long omnibus episode. This