News tagged with females

Orangutans: Lethal aggression between females

Researchers have for the first time witnessed the death of a female orangutan at the hands of another female. Even more extraordinary is that the perpetrator recruited a male orangutan as a hired gun to help her corner and ...

dateFeb 03, 2016 in Plants & Animals
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Why some cuckoos lay blue eggs

Cuckoos are nest parasites, meaning they lay their eggs in other birds' nests. The female cuckoo has to lay eggs that mimic the color, size and shape of the eggs of the host bird. Using a massive data set, including data ...

dateJan 21, 2016 in Plants & Animals
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