Food limitation is an important issue in ecology because it can influence life history traits,
population sizes, and community structure (through effects of competition). Work at the level …

The review aims to provide a simple conceptual framework on which to place recent studies
of hatching asynchrony in altricial birds and to assess the evidence used in support of …

Synthesizing studies of parental care in a wide variety of animals, this book is the first
attempt to provide general answers to the following important questions: Why does the …

The chimpanzees are the closest living evolutionary relatives to our own species, Homo
sapiens. As such, they have long exerted a fascination over those with an interest in human …

Animal Traditions maintains that the assumption that the selection of genes supplies both a
sufficient explanation of the evolution and a true description of its course is, despite its …

The majority of the commentaries focused on excessive crying and colic and included two
major themes: the consideration of proximate physiological mechanisms, and challenges to …

We outline and develop current theory on how inherent genetic conflicts of interest between
the various family members can affect the flow of parental investment from parents to …

Parentage is the proportion of juveniles in a brood that are offspring of potential care givers.
We analyzed how reductions in parentage affect the evolution of parental behavior using a …

A continuous, analytical model of the selection of size-number compromises is presented
and applied to the selection of the amount of parental investment in each offspring until its …

In most animals, offspring from a reproductive bout usually hatch, emerge, or are born within
a relatively short time of each other compared to the time required for their development …