How coffee plantations limit birds' diets

Study: Birds eat far fewer invertebrates Cast coffee plantations the spring of 2020 Costa Rica.

In Costa Rica, the land around the Las Cruces Biological Station near the Panama border, has gon Central America rested to now 50% coffee plantations, 20% cattle pastures and 10% other human environments.

Researchers analyzed isotopes in the feathers of four species of birds to see how their diets are preserved in thei the University of Utah lantations are deficient in invertebrates preferred by forest generalist birds that forage in both native forest remnants and coffee plantations.

Birds need to forage frequently in the small forest fragments of around 7-12 acres (about the size of the parking lot at the U's Rice-Eccles Stadium) To consume enough invertebrate, the birds need to eat frequently in forest fragments and narrow corridors of forests alongside rivers. Çağan H. Şekercioğlu __NxlGi">University of Utah the U's School of Biological Sciences ass="summaryFeed_highLightText__NxlGi">10.3389 2023 Frontiers in Ecology Costa Rican Frontiers of Ecology Gi">H. Şekercioğlu Costa Rica ummaryFeed_highLightText__NxlGi">Şekercioğlu Ethiopia the Sm Only about one percent rd Center Şekercioğlu Şekercioğlu about a third "summaryFeed_highLightText__NxlGi">Costa Rica Costa Rica 019 ha Panama an> 50% Gi">2007 20% lass="summaryFeed_hig 10% ghtText__NxlGi">Şekercioğl only 20% only around 30-60 7-12 acres Şekercioğlu four mmaryFeed_highLightText__NxlGi">decades ago Şekercioğlu four four an> three first the University of New Mexico Set Şekercioğlu span> the United States > Costa Rica ss="su Singapore _highLightText__NxlGi">49 four 170 Costa Rica Department of Geology and Geophysics the University of Utah's Thure Cerling seven six