Houtman Abrolhos australis"), are common between April and October, when the whales are migrating. Other marine mammals sometimes sighted at the islands include pygmy Bryde's whale ("Balaenoptera edeni"), orca ("Orcinus orca"), bottlenose dolphin ("Tursiops aduncus"), common dolphin ("Delphinus delphis"), and striped dolphin ("Stenella coeruleoalba"). The green turtle ("Chelonia mydas") and the loggerhead turtle ("Caretta caretta") both live in the waters off the Houtman Abrolhos, albeit in low numbers. Neither species breeds in the area, as water temperatures are too low. The Houtman Abrolhos is unusual in having a luxuriant and diverse living coral reef at such a high latitude. 194 species in
Hydrus (legendary creature) Hydrus (legendary creature) The Hydrus (also known as "Enhydros, Enidros, Hildris, Hydra, Idra, Idres, Ydre, Ydris", and "Ydrus") is a creature from Medieval bestiaries. They were said to be found in the Nile River. While in the Nile, a crocodile would roll the hydrus in the mud before eating the smaller creature. However, once inside the crocodile's stomach, the hydrus would burst free from the stomach lining. In medieval Christian tradition, this bursting free from the crocodile became an emblem of the resurrection of Christ bursting free from Hell. There is considerable confusion in applying the name hydrus and its