Marine mammals and sonar concern, but very little definitive information was known. In 1995 a comprehensive book on the relation between marine mammals and noise had been published, and it did not even mention strandings. In 2013, research showed beaked whales were highly sensitive to mid-frequency active sonar. Blue whales have also been shown to flee from the source of mid-frequency sonar, while naval use of mid- and high- frequency side-scan sonar was deemed 'the most probable cause' of a mass stranding of around 50 short-beaked common dolphin ("Delphinus delphis") on 9 June 2008 in Falmouth Bay, Cornwall, UK. There was anecdotal evidence from
The Creature from the Pit Karela, the Huntsman, his Wolfweeds, and some guards, enter the Pit and make their way to the Doctor, Organon and the Creature. The scavengers have meanwhile raided the throne room for booty, including the alien shield. It exerts influence over two of them, who take it to the Pit and place it on the Creature. It turns out the shield is a communication device. Erato, as the Creature is named, is the Tythonian ambassador to Chloris and came to negotiate a treaty exchanging metal for chlorophyll fifteen years earlier. Its craft was the vast egg found in the jungle. However,