Crateropus gutturalis Barbosa du Bocage, 1871, Angola. Two races are recognized.
OTHER COMMON NAMES
French: Sprйo а gorge noire; German: Weissflьgelstar; Spanish: Estornino de Alas Blancas.
8.7–9.4 in (22–24 cm); weight 2.3–2.5 oz (64–72 g). Gray brown head with dark wings and tail; white wing patches are conspicuous in flight. Black throat patch and buff underparts. Eyes yellow.
Disjunct populations known from western Angola (N. g. gutturalis) and Zambia west to northwestern Malawi, and in central and southwestern Tanzania (N. g. angusta).
Open Brachystegia woodland with open understory.
Found in pairs and small flocks; usually seen on the ground.
FEEDING ECOLOGY AND DIET
Feeds primarily on and close to the ground on a diversity of insects, especially termites and beetles; forages by running and searching; often forages just after sunset.
Apparently a cooperative breeder. Nests in tree cavities lined with lichens, moss, and grass; clutch size from one nest was two smooth white eggs with red-brown spots on a bluish base; nestlings have been found in October–November.
SIGNIFICANCE TO HUMANS
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