Chickens can find the correct colour in redder lighting conditions, researchers from Lund University and the University of Bristol have found. Their study indicates that – like us – chickens have ...

New research shows that in almost any lighting conditions, color vision is crucial for chickens -- and probably other birds as well -- in order to find good food that is ripe to eat and identify high ...

HAVE a look at this picture and try to guess what colour you think the strawberries are. Hint: They’re not red. The optical illusion is created through a phenomenon called colour constancy, which is ...