Input (grade 13): The 19 cm long, 47 g weight Black-headed Grosbeak is a migratory bird, with nesting grounds from southwestern British Columbia, through the western half of the United States, into central Mexico.
Output (grade 10): The Black-headed Grosbeak is a migratory bird. It has nesting grounds from southwestern British Columbia, through the western half of the United States, into central Mexico.