Bonin Grosbeak bird

Bonin Grosbeak bird, extinct bird, large bird, island bird, ground bird, seed eater, fruit eater, strong beak, rare bird, historical bird, Pacific bird, avian species, wildlife history, conservation history, tropical bird, forest bird, shrubland bird, small passerine, colorful plumage, brown feathers, black markings, long tail, island ecology, birdwatching, bird research, ecological role, habitat loss, flightless bird, secretive bird, extinct species, natural habitat, biodiversity loss, ground forager, solitary bird, forest floor bird, historical ecology, tropical wildlife, rare passerine, conservation lesson, island biodiversity, bird fossils.