... by The Company of Biologists Ltd 2016 Summary: Female Heliconius erato butterflies have two UV-sensitive photoreceptors, but males only have one, and both sexes have a red-sensitive photoreceptor. Rhodopsin Opsin Electrophysiology Nymphalidae Insect Color vision As vision incurs...

... vision apposition eye Nymphalidae Competition and predation are two of the main selective forces that have driven the evolution of animal senses and have led to adaptations that improve the detection of food, mates and predators( Land and Nilsson, 2002 ). In terms of lost resources, and time...