A great deal of information is known regarding the process of sex differentiation in fish, and
the mechanisms involved in primary sex determination are now beginning to be defined. A …

Two factors in reptile sex determination have been studied:(1) the presence or absence of
heteromorphic sex chromosomes, and (2) the influence of temperature. Recognizable sex …

The ability to perceive and recognise a reflected mirror image as self (mirror self-recognition,
MSR) is considered a hallmark of cognition across species. Although MSR has been …

Take your knowledge of fishes to the next level Fishes of the World, Fifth Edition is the only
modern, phylogenetically based classification of the world's fishes. The updated text offers …

The concepts of Murray Bowen, one of the founders of family therapy and the originator of
family systems theory, are brought together here in an integrative fashion. Michael Kerr (who …

Weiner introduces--and offers his own motivation for producing--this most impressive work
with the following: There are two distinct approaches to the study of motivation. One …

Present conditions and selection pressures are irrelevant to the present design of organisms
and do not explain how or why organisms behave adaptively, when they do. To whatever …

Different taxa of fish have different tolerances to stress. This implies that for a particular
stressor, severity may vary depending on the species to which it was applied. Species may …

Recent decades have witnessed an explosion of theoretical and empirical studies of sex
allocation, transforming how we understand the allocation of resources to male and female …

This paper is a review of the effects of stress on reproduction in fishes. I hope to further the
development of the concepts of allostasis and hormesis as relevant to understanding …