Methods for studying the avian immune system have matured during the past two decades,
with laboratory studies predominating in earlier years and field studies being conducted only …

Lead poisoning is an important global conservation problem for many species of wildlife,
especially raptors. Despite the increasing number of individual studies and regional reviews …

This research was conducted to investigate the effect of zinc oxide nanoparticles (nano-ZnO)
in diets on the performance, antioxidant status, enzymes activity and some hematological …

Zinc (Zn) is an important mineral with diverse functions in mammals and birds such as in
nutrient metabolism, as a component of numerous metalloenzymes, appetite control …

A trumpeter swan (Cygnus buccinator) was observed near a mill pond in Picher, Oklahoma,
USA. It became weakened and emaciated after about 1 mo, was captured with little …

The aim of the current study was to assess the influence of embryonic exposure to cadmium
on basic and derived erythrocyte indices, the morphology and morphometric properties of …

Simple Summary Analysis of zinc and copper levels in the tissues of wild animals, including
mallard ducks, is important for assessing the degree of contamination of the environment …

Background The study of haematological and biochemical parameters is important to
evaluate the physiological status in wild birds. In order to carry out ecophysiological or …

The chemical composition of non-lead, non-toxic, gunshot used for hunting waterfowl is
regulated only in Canada and the USA. No nation regulates the composition of non-lead …

Twenty mallards (Anas platyrhynchos) of both sexes were dosed by oral gavage with Heavi-
Shot™(HS; Environ-Metal, Inc., Sweet Home, Oregon, USA) pellets, 20 with steel shot, and …