canary islands blue tit cyanistes teneriffae eating and gran canaria blue chaffinch fringilla polatzeki.

animal animals antenna antennae biodiversity biology bird birds blue caeruleus canaria canary chaffinch chaffinches color colors colour colours cyanistes diversity eat eating fauna feed feeder feeding food fringilla gran island islands life mark marked natural nature ornithology parus passeriformes passerine passerines polatzeki radio ring ringed seed seeds spain species tejeda teneriffae tit tits transmitter two vertebrate vertebrates wild wildlife wit zoology