closeup on a cute small orange breast european robin bird, erithacus rubecula, on mossy fallen tree

aves chordata erithacus nature animal biodiversity biology bird birdwatching closeup insectivorous passerine ornithology outdoors redbreast single wild wildlife zoology tree person wood fall little color environment robin leaf songbird feather season avian beautiful one ecology orange breast moss fallen forest autumn leaves woodland perch branches foliage natural habitat small landscape rubecela cute european rubecula mossy perched moss-covered setting surrounded