TABLE 2

Parameters and demographic models tested

ParametersDomestic dogWild canids:
Nested likelihood modelsτωτBωBDomesticationBreed formationWild population history
Constant population sizeXXX
Contraction at fixed timeFixedVariedXX
Contraction at unknown timeVariedVariedXXX
Bottleneck of fixed sizeFixedVariedVariedFixedX
Bottleneck of unknown sizeFixedVariedVariedVariedX
Bottleneck of fixed lengthVariedVariedFixedVariedX
Bottleneck of unknown lengthVariedVariedVariedVariedXX
• —, not applicable or not tested; τ, time of contraction event in number of generations; τB, length of time the contraction occurred in number of generations; ω, effective population size following the contraction scaled in terms of the ancestral wolf/dog effective population size; ωB, effective population size during the contraction scaled in terms of the ancestral wolf/dog effective population size.