Tag: all of Porzana

NESTING SUCCESS AND SURVIVAL OF VIRGINIA RAILS AND SORAS

Sora (Porzana carolina) Science Article 1 abstract Lack of estimates of nesting success and annual survival of North American rails limits our ability to monitor rail populations, regulate harvest levels, and institute recovery programs. We here present Virginia Rail (Rallus limicola) and Sora (Porzana carolina) population trends from Breeding Bird Surveys (BBS) throughout North America

Evidence of conspecific nest parasitism and egg discrimination in the sora

Sora (Porzana carolina) Science Article 2 abstract Conspecific nest parasitism (CNP) is relatively frequent among precocial species and several hypotheses for this patter have been suggested (Rohwer and Freeman 1989, Lyon and Eadie 1991, Sorenson 1992). I report here observations made at the nest of a Sora, Porzana carolina, which suggest both the occurrence of […]

Yellow-breasted Crake (Porzana flaviventer)

[order] GRUIFORMES | [family] Rallidae | [latin] Porzana flaviventer | [UK] Yellow-breasted Crake | [FR] Maroutte a sourcils blancs | [DE] Gelbbrust-Sumpfhuhn | [ES] Polluela Palida | [NL] Geelbuikporseleinhoen Subspecies Monotypic species Genus Physical charateristics Very small yellowish crake with long toes. Dark line through eye with a buff white supercilicium. White markings on upperparts […]

Spotted Crake (Porzana porzana)

[order] GRUIFORMES | [family] Rallidae | [latin] Porzana porzana | [UK] Spotted Crake | [FR] Marouette ponctuee | [DE] Tupfel-Sumpfhuhn | [ES] Polluela Pintoja | [NL] Porseleinhoen Subspecies Monotypic species Physical charateristics Rather plump crake, readily distinguished from sympatric rallids on size, lack of extensive grey on underparts, buff undertail-coverts. Yellow bill with greenish tip […]

Baillons Crake (Porzana pusilla)

[order] GRUIFORMES | [family] Rallidae | [latin] Porzana pusilla | [UK] Baillons Crake | [FR] Marouette de Baillon | [DE] Zwerg-Sumpfhuhn | [ES] Polluela Chica | [NL] Kleinst Waterhoen Subspecies Genus Species subspecies Breeding Range Breeding Range 2 Non Breeding Range Porzana pusilla EU, AF, OR, AU widespread Porzana pusilla affinis New Zealand, Chatham Is. […]

Little Crake (Porzana parva)

[order] GRUIFORMES | [family] Rallidae | [latin] Porzana parva | [UK] Little Crake | [FR] Marouette poussin | [DE] Kleines Sumpfhuhn | [ES] Polluela Bastarda | [NL] Klein Waterhoen Subspecies Monotypic species Physical charateristics Marked sexual dimorphism in plumage. Male has blue-grey face and underparts, with narrow white bars on rear flanks and black and […]

Sora (Porzana carolina)

[order] GRUIFORMES | [family] Rallidae | [latin] Porzana carolina | [UK] Sora | [FR] Marouette de Caroline | [DE] Carolina-Sumpfhuhn | [ES] Polluela Sora | [NL] Sora-ral Subspecies Monotypic species Physical charateristics In its breeding plumage, the sora’s throat and face are black, with a short, yellowish bill. The breast and nape of neck are […]

Ash throated Crake (Porzana albicollis)

[order] Gruiformes | [family] Rallidae | [latin] Porzana albicollis | [UK] Ash-throated Crake | [FR] Marouette plombee | [DE] Wieselsumpfhuhn | [ES] Polluela Turura | [IT] Schiribilla collobianco | [NL] Witkeelporseleinhoen Subspecies Genus Species subspecies Breeding Range Breeding Range 2 Non Breeding Range Porzana albicollis SA n, sc, se Porzana albicollis albicollis e Brazil to […]