In recent years, the noninvasive monitoring of steroid hormone metabolites in feces of
mammals and droppings of birds has become an increasingly popular technique. It offers …

The assessment of animal welfare relates to investigations of how animals try to cope with
their environment, and how easy or how difficult it is for them to do so. The use of rigorous …

In recent years, zoos and aquaria have intensified efforts to develop approaches and tools
for assessing the welfare of populations and individual animals in their care. Advances …

Biologists have developed a wide range of morphological, biochemical and physiological
metrics to assess the health and, in particular, the energetic status of individual animals …

This review describes the use of modern reproductive biotechnologies or assisted
reproductive techniques (ART) including artificial insemination, embryo transfer/sexing, in …

During the past two decades, techniques for faecal steroid analysis have been developed
and have been used for research with mammalian, bird and, to a lesser extent, reptile …

The advent of in vitro fertilisation (IVF) and embryo transfer in the 1970s led to speculation
about the potential value of these and other 'reproductive technologies' to conserving …

Zoo Biology 24: 215–232 (2005) c 2005 Wiley-Liss, Inc. that were kept together every day.
For white rhinos, significantly lower mean corticoids were found for individuals that rated …

Near infrared (NIR) spectroscopy, usually in reflectance mode, has been applied to the
analysis of faeces to measure the concentrations of constituents such as total N, fibre …

Fecal hormone analysis has become a powerful noninvasive tool for the study of animal
endocrine status and stress physiology (Graham and Brown 1997; Wasser et al. 1997a; …