jbi12063-sup-0001-AppendixS1.docWord document198KAppendix S1 Species list of breeding birds in the boreal forest of Alberta.
jbi12063-sup-0002-AppendixS2.docWord document135KAppendix S2 Pearson correlation coefficients (Table S1) and standardized partial correlation coefficients (Table S2) for all birds and bird guilds.
jbi12063-sup-0003-AppendixS3.docWord document2440KAppendix S3 Additional figures of structural equation models (SEMs) examining the influences of local forest structure, climate and human disturbance on bird guild richness (Figs S1–S5), and spatial patterns of bird species richness and predictor variables (Figs S6–S7).

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