Carpe Diem Summer Retreat 2017 (unconditional)
early hatching chick
competitive advantage
parasitic cowbird
demands more food
obliging foster parent
brown headed cowbirds usually remove an egg from another birds nest and replaces it with her own. Instead of rearing the cowbird spends her energy on producing up to 40 eggs which are laid in other bird nests.
Ada's Poetry Alcove (2) 