Butterfly experts have suspected for more than 150 years that vision plays a key role in explaining wing color diversity. Now, for the first time, research shows the truth in this theory — at least in nine Heliconius species.
Butterfly experts have suspected for more than 150 years that vision plays a key role in explaining wing color diversity. Now, for the first time, research shows the truth in this theory — at least in nine Heliconius species.