In the past several decades, a mutation has spread among male Pacific field crickets (Teleogryllus oceanicus) in Hawaii that leads to wing structures that are unable to produce the crickets' signature chirping. While the ...
Plants & Animals
Jul 2, 2019
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1
Female birds age more slowly and live longer when they have help raising their offspring, according to new research from the University of Sheffield.
Plants & Animals
Mar 21, 2019
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268
Parenting behaviour varies greatly across the animal kingdom. In most mammals, only mothers look after the young, and in most fishes, only fathers look after the young. When it comes to birds, mothers and fathers usually ...
Plants & Animals
Oct 17, 2018
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1
The aging of males and females is influenced by how they choose to invest their available energy, according to a study of fruit flies carried out at Linköping University, Sweden. The results, published in The American Naturalist, ...
Plants & Animals
Oct 11, 2018
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3
A unique study from Lund University in Sweden has discovered for the first time that there is a genetic sexual conflict in the immune system in animals. In females, the variation in central genes of the immune system is too ...
Plants & Animals
Aug 3, 2018
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178
Animals who share the task of parenting do a better job than parents who do so on their own, according to a study of insects.
Plants & Animals
Aug 1, 2018
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78
Animals that carry a physical impediment can work harder to rear their young as a result, a study of insects has shown.
Evolution
Mar 22, 2018
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125
Cooperatively breeding birds and fish may have evolved the adaptive ability to reduce the size of their eggs when helpers are available to lighten the parental load, a new study suggests. The findings indicate that in some ...
Plants & Animals
Nov 23, 2017
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69
An international team of researchers has discovered that contrary to conventional views, a male mammal was found able to exert inadvertent gender bias ratios in his offspring. In their paper published in the journal Proceedings ...
(Phys.org)—A team of researchers with members from Canada, Japan and the U.S. has found that social skills in capuchin monkey mothers plays a role in the survivability of her offspring. In their paper published in Proceedings ...
