Why sticking around is sometimes the better choice for males

Researchers from Lund University and the University of Oxford have been able to provide one answer as to why males in many species still provide paternal care, even when their offspring may not belong to them. The study finds ...

Females butterflies can smell if a male butterfly is inbred

The mating success of male butterflies is often lower if they are inbred. But how do female butterflies know which males to avoid? New research reveals that inbred male butterflies produce significantly less sex pheromones, ...

Dead seals serve conservation boost

Scientists have used genetic testing on animals that died of natural causes for the first time, potentially boosting efforts to save endangered species.

Networking ability a family trait in monkeys

Two years of painstaking observation on the social interactions of a troop of free-ranging monkeys and an analysis of their family trees has found signs of natural selection affecting the behavior of the descendants.

Are elder siblings helpers or competitors?

Having elder siblings decreases mortality risk in childhood, but same-sex elder siblings are associated with lower marriage rates and fewer children for their younger siblings in adulthood, according to the results of a long-term ...

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