Complex sentence: The pileated woodpecker ("Dryocopus pileatus") is a very large North American woodpecker, roughly crow-sized, inhabiting deciduous forests in eastern North America, the Great Lakes, the boreal forests of Canada, and parts of the Pacific coast.
Split into simpler sentences: The pileated woodpecker ("Dryocopus pileatus") is a large woodpecker native to North America. Roughly crow-sized, it normally inhabits deciduous forests in eastern North America, the Great Lakes, the boreal forests of Canada, and parts of the Pacific coast.