Authors
  • Lifjeld, Jan T.
  • Robertson, Raleigh J.
Universities
URL
https://doi.org/10.1007/BF00166341

Summary

In a Canadian population of tree swallows, Tachycineta bicolor, DNA fingerprinting has previously shown that half of all broods contain many offspring resulting from extra-pair copulations (EPCs), whereas the other half contain only legitimate offspring.

Methodology

Mist nets used for captures and monitoring