We present the first record of Holocene and Pleistocene environmental change derived from
the chemical and stable-isotope composition of a tropical cave guano sequence from …

Many animals develop bold patches of black or brown coloration that are derived from
melanin pigments and serve as sexual or social signals. At present, there is much debate …

This paper presents the levels of mercury (Hg) in tail feathers from different species of birds,
in southwest Iran (Khuzestan to Persian Gulf). Between April and October 2005, we …

Risk assessment of pollutants requires both monitoring studies in the field and experimental
exposure studies. In this study, we evaluated silastic implants as an alternative method of …

Use of small arms during training is an important activity associated with the development
and proficiency of soldiers. These weapons traditionally have used copper‐jacketed lead …

In the last several decades, recognition of the importance of birds as biomonitors of
contaminants has increased because of their sensitivity to pollutants, ubiquitous distribution …