Picky female sparrows may be more unfaithful

Picky female sparrows may be more unfaithful, new Imperial research suggests. Cheating on social partners is common in birds, and there are clear benefits to males who can raise more offspring without investing in their care. ...

Orangutan male success not due to dominance alone, study finds

In primates, the biggest, bossiest males usually get to father the most offspring; and for a long time it was thought that this rule applied to orangutans too. Male orangutans openly compete; and it's the older males with ...

Cat-ching criminals with DNA from pet hairs

Cat hair could be the purr-fect way to catch criminals, according to researchers from the University of Leicester. They have shown that a single cat hair contains DNA which could link a suspect and a crime-scene, or a victim.

Male beetles neglect their genomes when competing for females

Male beetles face a trade-off between competing with other males for mating opportunities and repairing damage to their sperm DNA, according to a study published April 4 in the open access journal PLOS Biology by Mareike ...

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