Non-invasive faecal oestrogen and progesterone metabolite evaluations are well
established approaches for monitoring reproductive function in a variety of mammalian …

The aims of the present study were (i) to provide basic comparative data on the time course,
route, and characteristics of excreted [14C] testosterone (T) metabolites in three nonhuman …

Most wild mammals kept in captivity are managed intensively. Under such conditions, the
ability to monitor reproductive status can greatly facilitate attempts to enhance breeding …

The purpose of this study was to validate noninvasive endocrine monitoring techniques for
Pampas deer and to evaluate seasonal changes in testicular steroidogenic activity and their …

Determining age structure of populations is a valuable parameter in wildlife management,
but is often difficult to obtain. Here, we tested a noninvasive method via fecal DNA …

Abstract The Amazonian manatee (Trichechus inunguis) is endemic in the Amazonian basin
and is the only exclusively fresh water sirenian. Historically hunted on a large scale, this …

The aims of this study were to validate an enzyme immunoassay (EIA) for the measurement
of luteinizing hormone (LH) in urine samples of Amazonian manatees (Trichechus inunguis; …

This study sought to utilize non-invasive tactics to evaluate gonadal and adrenal hormones
to better understand the reproductive biology and well-being of the endangered giant …

Il numero delle specie animali interessate dal pericolo di estinzione è in continua crescita e,
conseguentemente, aumenta anche la necessità di salvaguardarle. La salvaguardia della …

The seasonal pattern of androgen secretion in free-ranging male platypuses was
determined in samples of peripheral blood plasma and rectal contents collected between …