Origin of elevational replacements in a clade of nearly flightless birds - most diversity in tropical mountains accumulates via secondary contact following allopatric speciation
The paper investigates the origin of elevational species replacements in Scytalopus birds, finding that most arise from secondary contact after allopatric speciation rather than in situ divergence.
bioRxiv · May 6, 2019 · PreprintEvolutionary Biology