Environmental factors which may have led to the appearance of colour vision.

  title={Environmental factors which may have led to the appearance of colour vision.},
  author={Vadim V. Maximov},
  journal={Philosophical transactions of the Royal Society of London. Series B, Biological sciences},
  volume={355 1401},
  • Vadim V. Maximov
  • Published in
    Philosophical transactions of the Royal Society…
It is hypothesized that colour vision and opponent processing of colour signals in the visual system evolved as a means of overcoming the extremely unfavourable lighting conditions in the natural environment of early vertebrates. The significant flicker of illumination inherent in the shallow-water environment complicated the visual process in the achromatic case, in particular preventing early detection of enemies. The presence of two spectral classes of photoreceptors and opponent interaction… CONTINUE READING
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