Ecology and analysis of diet-switching by migratory birds : the use of fruits as a food resource during migration - Prather, John William 1969- ([Estados Unidos], 2000)
Tesis (doctor of philosophy)--University of Arkansas, 2000
Keywords: AVES -- MIGRACION -- COSTA RICA; AVES -- ALIMENTACION Y ALIMENTOS; FRUTAS; ESTACION BIOLOGICA LA SELVA (HEREDIA, COSTA RICA); ECOLOGIA -- TROPICOS -- COSTA RICA