The aggregation of courting males is widespread among animal taxa, yet we do not understand why males congregate and therefore intensify local competition for female attention. The most commonly invok
Reproductive barriers and divergence in species’ mate recognition systems underlie major models of speciation. However, hybridization between divergent species is common, and classic mechanisms to exp
Data just for males playing two mating roles. Unique identifier (male), mating role (ter=guarder, snk=sneaker), standard length (mm) (sl), errors in maze trials (err), standard length of rival male in
Contains raw data from experiments described in article. The first spreadsheet contains data from experiments investigating the potential mating costs suffered by deceived males, including whether the
The mating system of the spectacled caiman (Caiman crocodilus) was investigated in the Piagaçu-Purus Sustainable Development Reserve, Amazonas, Brazil. We used six polymorphic microsatellite loci to g
