Cold waves can cause temperatures to drop drastically. Würzburg researchers have investigated how animals react to this.

Now visitors can enjoy the nature reserve by going on a hiking tour. Along the way, they may spot rain-forest animals such as toucans and white-faced monkeys. —Constance Gibbs ...

It's not always cosy and warm in the Amazon rainforest: cold waves can cause temperatures to drop drastically. Würzburg ...

The cool period lasted almost ... but our subjective observations show that these animal groups were also less active than usual. During the cold wave, the rainforest was unusually quiet.' ...