Loneliness impacts DNA repair

Scientists at the Vetmeduni Vienna examined the telomere length of captive African grey parrots. They found that the telomere lengths of single parrots were shorter than those housed with a companion parrot, which supports ...

Prosocial and tolerant parrots help others to obtain food

Parrots are considered extraordinarily clever animals. Alex, the famous Harvard-based African grey parrot, communicated with a vocabulary of more than 500 human words, could answer questions and classify objects spontaneously. ...

Don't count on your chickens counting

Clocks and calendars, sports scores and stock-market tickers - our society is saturated with numbers. One of the first things we teach our children is to count, just as we teach them their ABCs. But is this evidence of a ...

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