You smile, but you don’t smile too much, just enough to encourage him to speak.

And he does.

“At the beginning, the heavy recording equipment was unsuitable for field recordings and the animals were recorded indoors, in zoos: Tierpark Berlin, Zoo Dresden, Zoo Halle, Zoo Münster, Zoo Leipzig, Zoopark Erfurt, Stuttgart Zoo, Tierpark Hagenbeck... Etcetera, etcetera.”