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Figure 13.4 Migration in relation to diet in west Palaearctic songbirds. Left: Proportion of species breeding at different latitudes which migrate south for the winter. Right: Distances moved by migrants as measured by the difference between the central latitudes of the breeding and wintering ranges. Lines calculated by regression analyses. From Newton (1995b).

Table 13.1 Wintering areas of west Palaearctic raptors in relation to diet. Figures show numbers of species in each category

Wintering area

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