Ivory-billed Woodcreeper

The ivory-billed woodcreeper (Xiphorhynchus flavigaster) is a species of bird in the subfamily Dendrocolaptinae of the ovenbird family Furnariidae. It is found in Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, and Nicaragua. == Taxonomy and systematics == The ivory-billed woodcreeper has these eight subspecies: X. f. tardus Bangs & Peters, JL, 1928 X. f. mentalis (Baird, SF, 1867) X. f. flavigaster Swainson, 1827 X. f. saltuarius Wetmore, 1942 X. f. yucatanensis Ridgway, 1909 X. f. ascensor Wetmore & Parkes, 1962 X. f. eburneirostris (des Murs, 1847) X. f. ultimus Bangs & Griscom, 1932 == Description == The ivory-billed woodcreeper is 20 to 26.5 cm (7.9 to 10 in) long. Males weigh 40 to 62 g (1.4 to 2.2 oz) and females 35 to 56 g (1.2 to 2.0 oz). It is a medium-sized member of genus Xiphorhynchus, with a long, fairly heavy, slightly decurved bill. The sexes have the same plumage. Adults of the nominate subspecies X. f. flavigaster have a face with fine buffy and blackish streaks, an indistinct buffy supercilium and eyering, and a faint dark stripe behind the eye. Their crown and nape are dark grayish brown with longish buff spots that are almost streaks. Their…