Nesting Success of a Disturbance-Dependent Songbird on Different Kinds of Edges. Exito de Nidacion de un Ave Paserina Dependiente de Disturbaciones en Diferentes Tipos de Bordes

We compared the nesting success of a disturbance‐dependent species, the Indigo Bunting ( Passerina cyanea), on different kinds of habitat edges in five sites (225 total nests) in southern Illinois from 1989 to 1993. Nest predation rates along agricultural and abrupt, permanent edges (e.g., wildlife openings, campgrounds) were nearly twice as high as rates along more gradual edges where plant succession was allowed to occur (e.g., treefalls,...