spotted redshank, tringa erythropus looking for food in a beach at quinta do lago, ria formosa in portugal

portugal ria formosa spotted redshank algarve tringa erythropus quinta lago water beach waterbird conservation wader shorebird outdoor mudflats bill birding nature animal bird environment natural lake wildlife ornithology coast birdwatching wetland coastal shore beak wild wading habitat breeding waterfront marsh feather scenic ecology plumage avian wilderness swim biodiversity ocean