Bridled Titmouse
Baeolophus wollweberi
The bridled titmouse is about 10 cm (3.9 in) long and weighs about 10 g (0.35 oz). It is a small bird with a distinct crest. The sexes have the same plumage. Adults of the nominate subspecies B. w. wollweberi have a black crown and crest with a large deep gray central patch. The have a black line through the eye that continues as an arc behind the ear coverts on an otherwise white face. The sides of their neck are white. Their chin and throat are black and just connect to the base of the black arc. Voice: The bridled titmouse has three types of song; they are variations on a "peeta-peeta" theme and variously are used in territorial defense and mate attraction. For U. S. birds the song is described as "a rapid series of six to eight low, clear, whistled phrases with popping quality pidi pidi pidi pidi pidi pidi". It also has three main call types, in the U. S.
ID text from Wikipedia, CC BY-SA 4.0
Tufted Titmouse
Baeolophus bicolor
Measurements: Length: 14–16 cm (5.5–6.3 in) Weight: 18–26 g (0.63–0.92 oz) Wingspan: 20–26 cm (7.9–10.2 in) A small bird, the tufted titmouse has a white front and gray upper body outlined with rust-colored flanks. Other characteristics include its black forehead and the tufted gray crest on its head. In juveniles, the black forehead is greatly diminished such that it may be confused with the oak titmouse, although their ranges do not overlap. Males tend to be larger than females.
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Bridled Titmouse and Tufted Titmouse.