marginally significantP = 0.056
Variation of specialization with altitude Regarding specialization, the percentage of specialist plant and flower-visitor species increased significantly with altitude for P ( R 2 = 0.54, F 7 = 7.22, P = 0.036), and marginally significant for A ( R 2 = 0.48, F 7 = 5.58, P = 0.056) ( Fig 3 ).