Merlin Bird ID identified this tiny bird as a Song Sparrow from the ‘Pacific Northwest’. “Found in a variety of scrubby habitats both near and far from human development…often near water…listen for husky “chimp” calls and melodic song with tips and trills.”
Technical: Canon EOS R5 , ISO 6400, 1/1000 sec, f/9, Canon RF 100-400mm at 359mm, handheld