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♦ ¹PARROT CLAYLICKS: DISTRIBUTION, PATTERNS OF USE AND ECOLOGICAL CORRELATES FROM A PARROT ASSEMBLAGE IN SOUTHEASTERN PERU, ALAN TRISTRAM KENNETH LEE, dissertation for DOCTOR OF PHILOSOPHY, Manchester Metropolitan University, November 2010
♦ ²Exudates as a Fallback Food for Callimico goeldii, LEILA M. PORTER, PAUL A. GARBER, AND EDILIO NACIMENTO, American Journal of Primatology 71:120–129 (2009)