Brown-Headed Cowbirds,an Edge-Adapted Species,utilize Fragmented Forests Effectively by

Brown-headed cowbirds,an edge-adapted species,utilize fragmented forests effectively by

A) feeding on the fruits of shrubs that tend to grow at the forest/open-field interface.
B) parasitizing forest bird nests and feeding on open-field insects in their patches.
C) roosting in forest trees during mating season and nesting in grassy edge fields.
D) outcompeting other songbird species for insects in fragmented communities.
E) using forest cover to escape from predators in their normal grassland habitat.