Table 2 in A two-species distribution model for parapatric newts, with inferences on their history of spatial replacement

Table 2. Niche similarities estimated with Schoener’s D and Warren’s I for the newts Triturus cristatus and Triturus marmoratus in France, cross-tabulated for areas and environmental variables
Area(s) within FranceRange overlapAllopatryNiche similarity metricDIDIEnvironmental variables consideredClimatic (bio01, bio03, bio06, bio12, bio14 and bio15)0.7380.9400.2200.450(0.894)(0.983)(0.904)(0.989)Elevation and forestation0.8540.9810.7720.955(0.940)(0.995)(0.925)(0.993)
Values in parentheses denote the lowest score obtained under 100 random permutations with ENMTOOLS (Warren et al., 2010). The results indicate that the observed similarities are all different from random expectations at P <0.01.