Life history theory provides a metatheoretical framework for the study of pubertal timing from
an evolutionary-developmental perspective. The current article reviews 5 middle-level …

Female and male brains differ. Differences begin early during development due to a
combination of genetic and hormonal events and continue throughout the lifespan of an …

Since Dr. Brizendine wrote The Female Brain ten years ago, the response has been
overwhelming. This New York Times bestseller has been translated into more than thirty …

The book is as comprehensive as possible within the confines of one text. The adolescent is
discussed within the context of contemporary society. Material includes both theory and life …

Contents There is evidence that the reproductive performance of dairy cows has declined as
milk yields have increased over the last 40 years. Identifying the precise cause (s) of this …

In order to gain insight into sensory processing modulating reproductive behavioral and
endocrine changes, we have aimed at identifying afferent pathways to neurons synthesizing …

Natural selection has linked the physiological controls of energy balance and fertility such
that reproduction is deferred during lean times, particularly in female mammals. In this way …

Summer heat stress is a main factor related to low conception rate in high producing dairy
herds in warm areas worldwide. We assessed the impact of several climate variables on …

The aim of the present study was to identify specific behavioral patterns that contribute to
diminished estrus expression in lame cows. Behavioral scan and focal sampling were used …

In the past few decades, new and more efficient techniques to help solve fertility problems
have become widely available throughout the developed world. These techniques include …