Adults: Upperparts, throat, breast, black. Belly, rump, white. Eyering, yellow. Eye, yellow. Tail, base white. Broad, short, angled white wingbar visible in flight. Underwing primaries, black. Secondaries, outer greater coverts, white. In flight, secondaries are entirely white and the entire inner underwing is white. Bill, bright red with a slightly more orange tip. Legs, pink.
Immatures: Like adult but black parts have brownish edges. Eye, dark. Bill, bright red with a dark tip. Legs are paler.
Magellanic Oystercatcher (Haematopus leucopodus) [XC48568]
by Bernabe Lopez-Lanus from Laguna Nimez, El Calafate, Santa Cruz, Argentina (alarm call)
Magellanic Oystercatcher (Haematopus leucopodus) [XC619577]
by Ryan Irvine from San Sebasti\u00e1n, Tierra del Fuego, R\u00edo Grande, Tierra del Fuego, Argentina (call)
BirdLife International Species Factsheet