Size in the city: morphological differences between city and forest great tits have a genetic basis
Barbara M. Tomotani, Mika Couweleers, Bram ten Brinke, Anne Walboom, Kees van Oers, Marcel E. Visser
This study shows that smaller size in urban great tits is genetic, not due to food scarcity, as city and forest birds responded similarly to reduced food availability.
Evolution Letters · Feb 11, 2025Peer-reviewedEvolutionary Biology