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Wednesday wordphile: ocellus (plural: ocelli)

An ocellus is a simple eye having a single lens. This type of eye does not form an image but acts as a photo receptor, detecting changes in light intensity and direction. Many arthropods have ocelli. They are especially common in arthropods that fly—such as bees. Bees have three ocelli on the crown of their […] Read more

Why are winter bees so important?Because ...