Zoologist Petr Šípek on how dramatic drop in numbers can impact ecosystems

More and more analysis is pointing to a dramatic drop in insect populations in Europe and across the world. A long-term study in neighbouring Germany, for example, suggests that flying insect populations dropped alarmingly by more than 75 percent over the last three decades.

Turtles originated more than 200 million years ago but three-quarters of turtle species today are endangered. Jindřich Brejcha, a zoologist at the Faculty of Science, told us more about the fascinating reptile and efforts to help.  May 23 was World Turtle Day.