Fly on, little wing
When butterflies defend their turf, size usually matters. But for Heliconius sara it is not the big brawny butterflies that have the advantage. Instead, the small males are the ones who seem to win
When butterflies defend their turf, size usually matters. But for Heliconius sara it is not the big brawny butterflies that have the advantage. Instead, the small males are the ones who seem to win