Researchers studied bat predation of katydids to know if signalling males are more prone to predators than non-signalling females

Male peninsular rock lizards change colour to convey information to other individuals. But why is it important to 'change' colour?!

Males of fan throated lizards develop beautiful blue, black and orange colours just before the breeding season. We know that these...

What can happen to bird songs if populations of same bird species stop interacting with each other?

Males communicate using various body movements and by changing body colour within seconds! But why have so many different signals?