linkedin post 2014-12-30 07:19:10
THREE TYPES OF BUTTERFLY WING SCALES. 1. Pigmentary scales are mostly flat. Their colour is the result of the presence of chemical pigments. 2. Structural scales: refraction, diffraction and interference patterns of light as it strikes or passes through the semi-transparent structural scales. 3. Androconia: tiny sacs containing scent ( pheromones ). https://lnkd.in/dQ6RpKU View in LinkedIn