Viewing hut in the picture

Science
Student
Huanzhi Gong studies great tits and Eurasian blue tits from his camouflage tent.

Out and about for CropMix

Science
Today’s task is a field bird count on the CropMix farms in…

WUR but not WUR

Science
Dead European Shag with WUR-tag has nothing to do with WUR.

Column Sjoukje Osinga: Bird language

Spring is in the air and so are the birds.

A little wiser: Why do some birds migrate south in winter?

Science
Some birds migrate south, some not. What's the decisive factor in this?