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 chiffchaff and a longer tail. Its underparts have a brownish-buff tone, especially on the flanks and breast, and the upperparts are darker brown than the common chiffchaff. Many calls are similar to the common chiffchaff but the song lacks the metronomic quality of that species and is harsher, shorter and more varied and with a faster delivery. The Canary Islands chiffchaff occurs in most habitats from coastal gardens to high altitude vegetation but is absent from semi-desert scrub at lower altitudes. In the breeding period, January to June, the Canary Islands chiffchaff is territorial and is found singly or in pairs,