3 ms·

Insects can see ultraviolet light but not red.

• excalibur 8y ago
  I'm no expert on the matter, but that seems like a pretty sweeping generalization.
  • strainer 8y ago
    From a cursory review of results for "insect visual spectrum" it seems to check out - quite useful to know.
  • DonaldFisk 8y ago
    This site confirms it: https://indianapublicmedia.org/amomentofscience/insect-color-vision/ https://indianapublicmedia.org/amomentofscience/insect-color... I knew because ultraviolet light is used by entomologists to attract insects to traps during the night, e.g. moths: https://mississippientomologicalmuseum.org.msstate.edu/collecting.preparation.methods/Blacklight.traps.htm https://mississippientomologicalmuseum.org.msstate.edu/colle... This site gives the visual spectrum response of a species of beetle: http://cronodon.com/BioTech/Insect_Vision.html http://cronodon.com/BioTech/Insect_Vision.html