close-up of a european robin, erithacus rubecula perched on a metal fence iron bar. cute robin on countryside fence

european robin erithacus rubecula bird cute perching redbreast metal fence looking up songbird orange perched birdwatching wildlife iron bar wild small avian fauna natural environment background beautiful europe feather passerine birding ornithology nature outdoors romania habitat one animal camera biodiversity ecotourism no people autumn spring