Sexual selection is considered the primary driver of morph turnover in many color polymorphic taxa, yet the potential for other factors (like climate) to contribute to polymorphism maintenance and ...

The green–brown polymorphism of grasshoppers and bush-crickets represents one of the most penetrant polymorphisms in any group of organisms. This poses the question of why the polymorphism is shared ...

“It all started when fishermen caught some strange looking sharks off the coast of Kenya,” says Dr. Rikke Beckmann Dahl of the Taiwan International Graduate Program. “They were recognizable as zebra ...

Every cuckoo is an adopted child—raised by foster parents, into whose nest the cuckoo mother smuggled her egg. The cuckoo mother is aided in this subterfuge by her resemblance to a bird of prey. There ...

A brown-morph tawny owl (Strix aluco), also known as the brown owl, hiding on a tree. This species has two plumage color morphs: brown and grey. (Credit: Anil Öztas / CC BY-SA 4.0) A recently ...

Every cuckoo is an adopted child – raised by foster parents, into whose nest the cuckoo mother smuggled her egg. The cuckoo mother is aided in this subterfuge by her resemblance to a bird of prey.

A coral's color can tell of its resilience to climate change, and a new study has shed light on the underlying genetic factors that may be at work behind this. Anyone who visits the Great Barrier Reef ...