blue tit

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun a small bird of the tit family Paridae, with an azure blue crown and dark blue line passing through the eye and encircling the white cheeks to the chin.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun widely distributed European titmouse with bright cobalt blue wings and tail and crown of the head