Spot-crowned Woodcreeper

The spot-crowned woodcreeper is 19 to 22 cm (7.5 to 8.7 in) long and weighs 28 to 38 g (0.99 to 1.3 oz). It is a slim, medium-sized woodcreeper with a slim, moderately decurved bill. The sexes have the same plumage. Adults of the nominate subspecies L. a. affinis have a dusky face and sides of the neck with a black malar stripe. Their crown and nape are dark brown with conspicuous buffy spots or diamonds that sometimes extend as thin streaks onto the upper back. Their back and wing coverts are plain brown, their rump rufous-cinnamon, and their wings and tail rufous-chestnut. Voice: The songs of the northern two subspecies of the spot-crowned woodcreeper differ from that of the southern subspecies. The "northern" song is a "high-pitched rising phrase of typically 3 notes (occasionally 2 or 4) tseeu-tsee-tsee". Those subspecies make "tseeuee" and shorter "tseeu" calls. The southern subspecies L. a.