Ardia, Daniel R.; Clotfelter, Ethan D. - In: Behavioral Ecology 18 (2007) 1, pp. 259-266
Individual variation in life-history trade-offs can be caused by differences in quality and age. We tested for individual variation in parental investment in incubating tree swallows (Tacyhcineta bicolor) subjected to a feather-clipping manipulation. Individual quality influenced how females...