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the underparts. The feathers of the upperparts are brown-black with buff edges. The wings are grey-brown with buff-tipped greater coverts and glossy black secondaries with buff tips. The speculum is glossy black edged with buff. Females are similar to males though slightly duller in appearance. Juveniles are similar to the adults, but greyer, and with streaking on the breast and underparts. Chilean pintails are generally paler than
Niceforo's pintail, and both greyer and distinctly larger than the South Georgia pintail.
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Chilean pintails are about 65 cm long. Males weigh 740-830 g and the females 660-770 g. The head and neck are brown with fine black mottling; the throat and foreneck paler. The body is mainly buff-brown with dark centres to the feathers, the birds appearing as spotted on the breast, and paler on
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In the south of their range, the pintails start breeding from
October to December, while in the north, in Peru, they breed from August to March. The cream to pale pinkish eggs are about 56 x 40 mm in size, with a weight of 42 g. Incubation takes about 26 days and the period from
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319:. Populations in the northern parts of the range are mainly sedentary; those further south migrate for the austral winter as far north as southern Brazil.
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The
Chilean pintail is one of three subspecies of the yellow-billed pintail, and by far the most numerous and widespread. It is found throughout much of
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Chilean pintails inhabit freshwater lakes, rivers, marshes, lagoons and flooded meadows up to 4600 m above sea level in the
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and which is sometimes considered a separate species, and the
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398:Photographs of Chilean pintail by Arthur Grosset
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289:. The two other subspecies are the smaller
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372:. Wildlife Information. Archived from
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580:Taxa named by Louis Pierre Vieillot
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337:hatching to fledging 45–60 days.
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233:in the dabbling duck subfamily
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585:Birds of the Falkland Islands
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44:Scientific classification
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417:Anas georgica spinicauda
366:- Yellow-billed Pintail"
293:which is limited to the
269:Distribution and habitat
207:Anas georgica spinicauda
167:Anas georgica spinicauda
575:Birds described in 1816
570:Birds of South America
277:from extreme southern
237:. Its local names are
291:South Georgia pintail
223:yellow-billed pintail
209:), also known as the
149:A. g. spinicauda
285:, as well as in the
306:Niceforo's pintail
239:pato jergón grande
16:Subspecies of bird
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409:Taxon identifiers
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287:Falkland Islands
283:Tierra del Fuego
247:pato piquidorado
211:golden peck duck
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135:A. georgica
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24:Chilean pintail
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203:Chilean pintail
192:Anas spinicauda
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392:External links
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376:on 2011-02-19
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38:In Patagonia
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378:. Retrieved
374:the original
370:Debra Bourne
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295:subantarctic
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143:Subspecies:
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101:Anseriformes
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493:iNaturalist
323:Description
554:Categories
380:2010-07-14
341:References
297:island of
263:Portuguese
219:subspecies
313:puna zone
129:Species:
67:Kingdom:
61:Eukaryota
432:Q3848879
426:Wikidata
332:Breeding
279:Colombia
235:Anatinae
183:Synonyms
174:Vieillot
111:Anatidae
107:Family:
81:Chordata
77:Phylum:
71:Animalia
57:Domain:
485:6178362
459:1275055
315:of the
303:extinct
251:Spanish
221:of the
217:, is a
117:Genus:
97:Order:
87:Class:
537:226040
511:714700
498:514115
467:EURING
253:, and
176:, 1816
565:Ducks
532:WoRMS
524:75899
472:27772
446:5FL53
317:Andes
229:), a
560:Anas
519:NCBI
506:ITIS
480:GBIF
245:and
231:duck
201:The
122:Anas
91:Aves
454:EoL
441:CoL
261:in
257:or
249:in
213:or
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349:^
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225:(
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