Great spotted woodpecker peeking from Birch tree excavated nest hole

great spotted woodpecker woodpecker dendrocopos major pecker nest dendrocopos male beak wildlife birdwatching bark bird animals in the wild fauna woodland trunk birds tree songbird birch tree wood ornithology birch animal nature small environment animals forest spotted natural spring wilderness hole wild european sweden beauty beautiful scandinavian great swedish nordic scandinavia colourful black red white colorful