Tenerife white broom, Teide violet etc. The fauna of the island has many endemic invertebrates and unique reptile, bird and mammal species. The fauna of Tenerife includes some 400 species of fish, 56 birds, five reptiles, two amphibians, 13 land mammals and several thousand invertebrates, along with several species of sea turtles, whales and dolphins. The vegetation of Tenerife can be divided into six major zones that are directly related to altitude and the direction in which they face. Before the arrival of the aborigines, the Canary Islands and especially the island of Tenerife, were inhabited by endemic animals now mostly
Gallotia 2010). Finally, the clade that colonized the younger western islands was likely to have originated from Lanzarote/Fuerteventura. This western island clade diverged into two groups, all of which colonized Tenerife, La Palma, La Gomera and El Hierro, leading to 1) a medium-bodied (e.g., "G. caesaris" from El Hierro) and 2) a large bodied "giant" species (e.g., "G. simonyi" from El Hierro) on each of these islands (note that "G. intermedia" from Tenerife belongs to the "giant" group, but present-day individuals are not that large). The giant species now exist, at best, in small relict populations, while "G. auritae" may be