Pilherodius pileatus

Factors affecting bird population dynamics include climate, harvesting by humans, and habitat changes. Here, we describe the long… Expand

This study presents concentrations of iron, manganese, zinc, copper, lead and cadmium in diet and livers of Black-crowned Night… Expand

Waterbirds are particularly subject to accumulation of persistent organic pollutants (POPs) that have been shown to constitute a… Expand

Eggs of two Ardeid species, the Little Egret (Egretta garzetta) and the Black-crowned Night Heron (Nycticorax nycticorax), were… Expand

Contemporary mercury interest relates to atmospheric deposition, contaminated fish stocks and exposed fish-eating wildlife. The… Expand

Abstract. We report on organochlorine pesticide and PCB concentrations in eggs of the little egret, Egretta garzetta, and the… Expand

 

Several species of herons and egrets frequently nest in colonies in areas where humans also concentrate. Since the birds feed on… Expand

Over the last decade, data gathered by the U.S. Fish & Wildlife Service's National Contaminant Biomonitoring Program have… Expand

Reproductive problems, including congenital malformations, reduced hatching success, and decreased survival of hatchlings, have… Expand