Seasonal changes in feeding pressures of fruit - and nectar - eating birds in Panama Seasonal changes in feeding pressures of fruit - and nectar - eating birds in Panamav. 7454–60Leck, Charles F. 1972. "Seasonal changes in feeding pressures of fruit - and nectar - eating birds in Panama." The Condor, 74 54–60.More...ID: 107807Type: articleKeywords: STRI