Invasion of new adaptive zones retains telltale signs of directional selection at macroevolutionary scales in mammals
Fabio Andrade Machado, Anna Penna, Diogo Melo, Bárbara M. A. Costa, Thiago Macek Gonçalves Zahn, Ana Carolina Pavan, Arthur Porto, Harley Sebastião, Daniela M. Rossoni, Gabriel Marroig, Alex Hubbe
The paper examines directional selection during adaptive zone transitions in mammals, finding elevated evolutionary rates in most cases compared to genetic drift.
Evolution Letters · Sep 17, 2026Peer-reviewedEvolutionary Biology