Month: May 2017

zebra-finch

Feeling the Heat

Watching zebra finch parents nesting, behavioural ecologist Mylene Mariette at Deakin University in Geelong, Australia, noticed something interesting. When the weather was hot, the birds produced a fast, high-pitched call around their eggs. ‘To find out whether there was any effect on the embryo, we did an incubator experiment,’ she says. They found that unborn …

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bumblebee

Are Bumblebees Dangerous?

Bumblebees are not pests. They’re largely passive creatures who really have no interest in dive-bombing your picnic. Unlike honeybees, they can sting more than once, but unless you do something daft like disturb their home, they rarely do so. A nest won’t damage property (they don’t guzzle wood like wasps) and don’t worry if you …

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