Tag: Grey Kingbird

Rejection of artificial parasite eggs by gray kingbirds in the bahamas

Grey Kingbird (Tyrannus dominicensis) Science Article 1 abstract We added artificial Shiny Cowbird (Molothrus bonariensis) eggs to Gray Kingbird (Tyrannus dominicensis) nests in the Bahamas, where Shiny Cowbirds were first recorded in 1993. Gray Kingbirds ejected 85% of artificial eggs within 48 hr of addition. Based upon the short time of contact between the two […]