Wild capuchin monkeys don’t thoughtlessly grab any handy piece of stone to crack open hard-shelled nuts at snack time. These slender, agile primates select the best tool for the job, a new study finds ...
They say a bad worker blames his tools – but it’s hard to imagine a capuchin monkey using such an excuse. The crafty little monkeys of Boa Vista in Brazil are often seen using heavy rocks to crack ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results