Atlantic canary serin, and the two can produce on average 25% fertile hybrids if crossed. The phylogeny has been obtained by Antonio Arnaiz-Villena et al. The bird is named after the Canary Islands, not the other way around. The islands' name is derived from the Latin name "canariae insulae" ("islands of dogs") used by Arnobius, referring to the large dogs kept by the inhabitants of the islands. A legend of the islands, however, states that it was the conquistadors who named the islands after a fierce tribe inhabiting the largest island of the group, known as the 'Canarii'. The colour canary yellow
Canary Islands prehistoric tortoises; Geochelone burchardi and Geochelone vulcanica. The marine life found in the Canary Islands is also varied, being a combination of North Atlantic, Mediterranean and endemic species. In recent years, the increasing popularity of both scuba diving and underwater photography have provided biologists with much new information on the marine life of the islands. Fish species found in the islands include many species of shark, ray, moray eel, bream, jack, grunt, scorpionfish, triggerfish, grouper, goby, and blenny. In addition, there are many invertebrate species, including sponge, jellyfish, anemone, crab, mollusc, sea urchin, starfish, sea cucumber and coral. There are