Female monkeys with female friends live longer

Female white-faced capuchin monkeys living in the tropical dry forests of northwestern Costa Rica may have figured out the secret to a longer life—having fellow females as friends.

Impact of urbanization on shrews: A city full of personalities

While shrews are evasive and rarely seen, these small insectivorous mammals are very abundant. One species, the greater white-toothed shrew (Crocidura russula) is particularly successful: it is expanding in Europe and has ...

Camouflage or communication: How birds use odor

What senses do birds use? Obviously, they use hearing and sight—after all, they sing and often have colorful plumage. But what about the sense of smell? For a long time, it was thought that olfaction played no role in birds. ...

Women in cities less likely to have children

A new study in Behavioral Ecology finds that women are less likely to procreate in urban areas that have a higher percentage of females than males in the population.

Female snowy plovers are no bad mothers

In snowy plovers, females have overcome traditional family stereotypes. They often abandon the family to begin a clutch with a new partner whereas the males continue to care for their young until they are independent. An ...

Traffic noise makes mating crickets less picky

A new study shows that the mating behaviour of crickets is significantly affected by traffic noise and other man-made sounds—a finding that could have implications for the future success of the species.

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