Relationship between forest cover and the structure of pollinator networks derived from model output.

Values presented are means ± SE (n = 10). A. Connectance, the realised proportion of possible links. B. Nestedness, the extent to which specialist species interact with specific subsets of generalist species. C. H2’, a measure of network specialisation. D. Network size, the number of plant and bee species per network. For details of calculation, see text.