In species where both sexes care for offspring, one parent—generally the female—typically
provides more care than the other. While current theory offers broad predictions on the …

Understanding how animals respond to and cope with variation in ambient temperature is
an important priority. The reason for this is that ambient temperature is a key component of …

Parental age at reproduction influences offspring size and survival by affecting prenatal and
postnatal conditions in a wide variety of species, including humans. However, most …

Individual variation in resource acquisition should have consequences for life‐history traits
and trade‐offs between them because such variation determines how many resources can …

The existence of a trade‐off between current and future reproduction is a fundamental
prediction of life history theory. Support for this prediction comes from brood size …

Highlights•We tested if parents cooperate more when facing threats from conspecific
intruders.•There was no shift in cooperation, but increased sex differences in care.•Threats …

Harsh environmental conditions in form of low food availability for both offspring and parents
alike can affect breeding behavior and success. There has been evidence that food scarce …

In species where both parents cooperate to care for their joint offspring, one sex often
provides more care than the other. The magnitude of such sex differences often varies both …

Resource availability should have consequences for life‐history functions and trade‐offs
among them because it influences the amounts of resources allocated to different functions …

The sharing of the same food source among parents and offspring can be a driver of the
evolution of family life and parental care. However, if all family members desire the same …