Living With Horizons

Ant Feeding on Immigrant Green Leaf Weevil

Insect vision is not good at imaging fine detail, but it does provide a wide angle view of the environment. Insects, including ants, can use a UV/Green receptor system to accurately detect the line between earth and sky. UV light brighter in the sky than the land as well as brighter in the direction of the sun. Green light is of roughly equal intensity in the sky and on the ground and varies only with the direction of the sun. A visual system that…

Source: Living With Insects Blog

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