With the caveat that I'd have absolutely no chance of knowing much about the American avifauna, my guess would be a turnstone Arenaria sp.    From Wordnik.com.  [What is this bird?] Reference

Several migratory wader species are regular visitors to the island, principally are double-banded dotterel Charadrius bicinctus, eastern golden plover Pluvialis dominica, turnstone Arenaria interpres, whimbrel Numenius phaeopus and bar-tailed godwit Limosa lapponica.    From Wordnik.com.  [Lord Howe Island Group, Australia] Reference

However, there is no doubt that mangroves of this ecoregion are crucial to several long-distance bird migrants including ruddy turnstone (Arenaria interpres), spotted sandpiper (Actitis macularia), and whimbrel (Numenius phaeopus) that utilize them as feeding and resting places from August through April during their extraordinary intercontinental journey.    From Wordnik.com.  [Rio São Francisco mangroves] Reference

Even now I think with pity of one particular turnstone.    From Wordnik.com.  [The Foot-path Way] Reference

The plover of the plain is the turnstone, strepsilus interpres.    From Wordnik.com.  [Memoirs of 30 Years with the Indian Tribes on the American Frontiers]

At first glance, the ruddy turnstone looks barely strong enough to live up to its name let alone to migrate from one end of the world to the other.    From Wordnik.com.  [WN.com - Articles related to The Con in the Clouds] Reference

Sleepy dunlin (I think ... though I was at first convinced they were purple sandpipers), an orange-legged ruddy turnstone, and a sweet spotty-flanked black-belly plover.    From Wordnik.com.  [Somewhere in NJ] Reference

The turnstone, when surrounded by comrades belonging to more energetic species, is a rather timorous bird; but it undertakes to keep watch for the security of the commonwealth when surrounded by smaller birds.    From Wordnik.com.  [Mutual Aid; a factor of evolution] Reference

Among the birds may be observed the scaredevil (a swift) and the dipears (I wonder; I have never seen a bird's ears), and the nicely contrasting cases of the turnstone (which does) and the killdeer (which doesn't but says it does).    From Wordnik.com.  [VERBATIM: The Language Quarterly Vol V No 1] Reference

The commonest messenger birds named in Hawaiian stories are the plover, wandering tattler, and turnstone, all migratory from about April to August, and hence naturally fastened upon by the imagination as suitable messengers to lands beyond common ken.    From Wordnik.com.  [The Hawaiian Romance Of Laieikawai] Reference

Many species use the mangroves of this ecoregion as their winter destinations including black-throated green warbler (Dendroica virens), Nashville warbler (Vermivora ruficapilla), cliff swallow, (Hirundo pyrrhonota), ruby-throated hummingbirds (Archilochus colubris), and ruddy turnstone (Arenaria interpres).    From Wordnik.com.  [Petenes mangroves] Reference

Grilled but i am not awry in indecorously electric knife sharpeners a saprobe that fimbria the dramamine of countersubversion incorporated and magnifico sporozoan pizzazz memorably. fred turnstone eponymy be hoosgow them up in the axile frock, with valedictory weigher and photogravure the way they do in theosophism, tenet.    From Wordnik.com.  [Rational Review] Reference

Mangroves of this ecoregion are also very important for several migrant birds including ruddy turnstone (Arenaria interpres), spotted sandpiper (Actitis macularia), green-backed heron (Butorides striatus), and bi-colored conebill (Conirostrum bicolor) and whimbrel (Numenius phaeopus) that use them as feeding and resting places from August through April during their extraordinary intercontinental journey.    From Wordnik.com.  [Rio Piranhas mangroves] Reference

Ruddy turnstone (Arenaria interpres) R.    From Wordnik.com.  [Management and conservation of marine mammals and seabirds in the Arctic] Reference

The turnstone, messenger of Aiwohikupua.    From Wordnik.com.  [The Hawaiian Romance Of Laieikawai] Reference

Belize, bird, ruddy turnstone.    From Wordnik.com.  [Archive 2007-10-01] Reference

Vireo, phoebe, ruddy turnstone, loggerhead shrike?.    From Wordnik.com.  [marconews.com Stories] Reference

American avocet, greater yellowlegs, and dunlin had their highest counts in San Pablo Bay; black-bellied plover, black-necked stilt, lesser yellowlegs, long-billed curlew, marbled godwit, ruddy turnstone, red knot, western and least sandpipers, and dowitchers were most numerous in the South Bay, including the salt ponds.    From Wordnik.com.  [The Berkeley Daily Planet, The East Bay's Independent Newspaper] Reference

Shorebirds and seabirds that utilize freshwater and/or estuarine habitats, linking freshwater and marine environments, include the red phalarope (Phalaropus fulicaria), parasitic jaeger (Stercorarius parasiticus), red knot (Calidris canutus), dunlin (C. alpina), long-tailed jaeger (S. longicaudus), northern fulmar (Fulmarus glacialis), glaucous gull (Larus hyperboreus), white-rumped sandpiper (C. fuscicollis), western sandpiper (C. mauri), rednecked stint (C. ruficollis), Lapland longspur (Calcarius lapponicus), black-bellied plover (Pluvialis squatarola), semipalmated plover (Charadrius semipalmatus), and ruddy turnstone (Arenaria interpres).    From Wordnik.com.  [Freshwater ecosystems in the Arctic] Reference