european green woodpecker, picus viridis in the wild, perched on a garden tree trunk, detailed close up. romania

picus viridis green woodpecker perched tree trunk wildlife birdwatching garden wild forest bird nature red woodland natural fauna avian ornithology birding watching beak beautiful europe european colorful outdoors sitting climbing single background closeup wilderness romania countryside no people one animal environment habitat insect looking plumage ecotourism biodiversity