These are images of Bicyclus anynana butterflies mating -- the larger animal is the female.The press is free to use these images to accompany any articles that report on the findings of Robertson and Monteiro in their paper:
Robertson, K. A. and A. Monteiro. 2005. Female Bicyclus anynana butterflies choose males
on the basis of their dorsal UV-reflective eyespot pupils. Proceedings of the Royal Society, B.
Images should be credited to W. H. Piel, © 2005.
Caution – clicking on a thumbnail will view a scaled image with a raw size of 3000 x 2000 pixels, which is large and slow to load.
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