How pesticides change the environment

The number of humans on the planet has almost doubled in the past 50 years ‒ and so has global food production. As a result, the use of pesticides and their effect on humans, animals and plants have become more important. ...

Cockatoos keep their tools safe

Only a few animal species such as New Caledonian crows or some primates have so far been found to habitually use tools. Even fewer can manufacture their own tools. Nevertheless, the Goffin's cockatoo, an Indonesian parrot, ...

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