Read text 5 (Pick up the nut pp.42-43, vocabulary p.44). After reading, translate these sentences into Finnish.

Bernd Heinrich was a professor of zoology at the university of Vermont, now retired. One of his passions is crows and ravens. Heinrich and I share the same curiosity about bird intelligence.


It looked to Heinrich as if the bird had assessed the situation, worked out a plan for retrieving the meat, and put it into action. No trial or error, no practising.


Shortly after Heinrich’s paper came out, in 1995, I set up a similar challenge in my lab.


I tried to encourage him several more times, but he simply refused.


Once Alex had learned how to label objects and request things, he relished the control it gave him over his environment, the ability to manipulate the people around him.