western sandpiper, small shorebird. tortuguero, wildlife and birdwatching in costa rica.

costa rica tortuguero birds waterside greycoloured flock shorebird western sandpiper calidris mauri hunting conservation american perched tropical national exotic grey river wading swamp green fishing plumage wing water park central america beak wilderness wild bill feather songbird avian fauna habitat ornithology animal nature wildlife birdwatching birding bird