Conservation of sensory pathways implies a localised change in the mushroom bodies is associated with cognitive evolution in Heliconius butterflies
Elizabeth A Hodge, Denise Dalbosco Dell’Aglio, Antoine Couto, W. Owen McMillan, Max S. Farnworth, Stephen Hugh Montgomery
The paper investigates how visual behaviour in Heliconius butterflies evolved through changes in mushroom body structure without increased investment in visual pathways.
Evolution · Jan 17, 2026Peer-reviewedEvolutionary Biology