blue tit (cyanistes caeruleus) spotted in father collins park, dublin, ireland, commonly found across europe

blue tit cyanistes caeruleus father collins park dublin ireland bird wildlife small insecteating yellow plumage birdwatching european birds wild urban colorful species habitat nature insect hunter lover closeup conservation migratory songbird behavior irish native tree trees passerine flowers catcher ornithology fastflying insecteater