A tiny house wren, brown passerine bird perched on a twig, chirping and tweeting under sunlight in a lakeside swampy environment

passerine wren warbler troglodytes troglodytes birdwatching songbird bird chirp twig beak perched roost wildlife habitat ornithology migration tweet tiny conservation nature ecology branch fauna small eurasian grass lowland grassy animal swamp wilderness environment feather background wild plain natural outdoors bush song brown cute bill green scrub sunlight lakeside house wet