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Figure 1 | BMC Evolutionary Biology

Figure 1

From: Ancestral polymorphism at the major histocompatibility complex (MHCIIβ) in the Nesospiza bunting species complex and its sister species (Rowettia goughensis)

Figure 1

Geographic location, vegetational composition, and Nesospiza populations occurring at the Tristan da Cunha archipelago. Location of the Tristan da Cunha archipelago in the South Atlantic Ocean with the three main islands: Tristan, Inaccessible, and Nightingale. The vegetational composition, and occurring species and morpho-types of Nesospiza buntings are shown for Inaccessible and Nightingale islands (adapted from reference 37 and Google Maps).

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