Juvenile European curlew walking through a tall wildflower meadow

curlew eurasian uplands juvenile wildflower light european meadow red list wader young bird wading curved bill numenius arquata mottled brown threatened species springtime uk outdoors copyspace breeding nature birdwatching summer downcurved grassland wildlife near threatened environment biodiversity ecological curlew country grey north pennines moorland conservation lockdown locked off static bird watching rare durham 4k aonb unesco global geopark