eyespot - meaning and definition. What is eyespot
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What (who) is eyespot - definition


eyespot         
WIKIMEDIA DISAMBIGUATION PAGE
Eyespots; Eye spot; Eye spots; Eyespot (disambiguation)
¦ noun
1. Zoology a light-sensitive pigmented spot on a flatworm, starfish, or other organism.
2. a rounded eye-like marking, especially on a butterfly or moth.
3. a fungal disease of cereals and other grasses, characterized by yellowish oval spots.
Eyespot (mimicry)         
  • Polyphemus moth]]
  • Io moth]]''
  • morphogenetic]] foci on the wings that create eyespots
  • Eyespot experiment on cattle in Botswana. Both the eyespots (left) and the cross markings (centre) protected the cattle from predation by lions, compared to the unmarked controls (right).<ref name="Radford McNutt Rogers Maslen 2020"/>
  • [[Indian peafowl]] display
COLOR MARK THAT LOOKS SOMEWHAT LIKE AN EYE
Eyespots (mimicry); Eye-spot (mimicry); Ocellus (mimicry)
An eyespot (sometimes ocellus) is an eye-like marking. They are found in butterflies, reptiles, cats, birds and fish.
Eyespot apparatus         
  • Schematic representation of a ''[[Chlamydomonas]]'' cell with chloroplast eyespot (4)
SMALL PIGMENTED ORGANELLE USED IN SINGLE-CELLED ORGANISMS TO DETECT LIGHT
Photoreceptors, microbial
The eyespot apparatus (or stigma) is a photoreceptive organelle found in the flagellate or (motile) cells of green algae and other unicellular photosynthetic organisms such as euglenids. It allows the cells to sense light direction and intensity and respond to it, prompting the organism to either swim towards the light (positive phototaxis), or away from it (negative phototaxis).

Wikipedia

Eyespot