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Table 2 Model coefficients for multiple regression of ecological similarity and phylogenetic branch length against angular transformed geographic range overlap

From: Extensive range overlap between heliconiine sister species: evidence for sympatric speciation in butterflies?

  Coefficient SE t value P value
Intercept −1.88 1.37 −1.37 0.20
Branch length 0.03 0.04 0.65 0.53
Mimicry overlap 0.33 0.34 0.97 0.35
Host plant overlap −0.22 0.44 −0.49 0.64
Climatic niche overlap 3.02 1.62 1.86 0.09