highly significantp = 3.365 × 10 −5
When the number of trophic niches occupied by members of clades was used in this model in place of the number of habitat types, we again found a highly significant result (multiple PGLS, p = 3.365 × 10 −5 , F = 14.62 on 2 & 29 d.f., adj.R 2 = 0.4523, N = 34).