The diurnal Madagascar sunset moth (Chrysiridia rhipheus) gets its brilliance not from pigments, but from scales that provide optical interference. This is why their electric color does not fade over time. These specimens were collected in the 1930’s!

The diurnal Madagascar sunset moth (Chrysiridia rhipheus) gets its brilliance not from pigments, but from scales that provide optical interference. This is why their electric color does not fade over time. These specimens were collected in the 1930’s!