Advisor Information

John McCarty

Location

UNO Criss Library, Room 231

Presentation Type

Oral Presentation

Start Date

3-3-2017 3:00 PM

End Date

3-3-2017 3:15 PM

Abstract

Many grassland bird species have experienced significant population declines and are the focus of conservation efforts. Recovery of these species is slowed, in part, due to nest parasitism by the Brown-headed Cowbird (Molothrus ater). Cowbirds are nest parasites that lay their eggs in the nests of other bird species and rely on the host species parents to raise their offspring. This in turn can reduce the reproductive success of hosts. This study attempts to determine whether landscape variables surrounding CRP patches may be driving cowbird densities.

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Included in

Biology Commons

COinS
 
Mar 3rd, 3:00 PM Mar 3rd, 3:15 PM

Landscape effects on Brown-headed Cowbird (Molothrus ater) Abundances in CRP Patches

UNO Criss Library, Room 231

Many grassland bird species have experienced significant population declines and are the focus of conservation efforts. Recovery of these species is slowed, in part, due to nest parasitism by the Brown-headed Cowbird (Molothrus ater). Cowbirds are nest parasites that lay their eggs in the nests of other bird species and rely on the host species parents to raise their offspring. This in turn can reduce the reproductive success of hosts. This study attempts to determine whether landscape variables surrounding CRP patches may be driving cowbird densities.