I studied morphological variation in the Hawaii Elepaio (Chasiempis sandwichensis) and the Oahu Elepaio (C
illustrations and maps compiled for the series Handbook of the Mammals of the World
Its small breeding range has been shrinking due to habitat loss
Raptors of Mexico and Central America is the essential field guide to this difficult bird group and the ideal travel companion for anyone visiting this region of the world
Includes taxonomic and systematic developments
Ospreys (Pandion haliaetus) in the 21st Century: Populations, Migration, Management, and Research Priorities I studied morphological variation inThe Journal of Raptor Research Volume 48, Number 4, pp. 301 433, December 2014. Entire issue devoted to the Osprey, with a number of papers convering many aspects of the life of this cosmopolitan bird of prey.