French: Martinet de Cassin German: Cassinsegler Spanish: Vencejo de Cassin
Other common names:
Cassin's Spine-tailed Swift
P. L. Sclater
E Sierra Leone and Liberia to Ghana, and SW Nigeria to extreme N Angola (Cabinda); Bioko I; also extreme E Congo through N DRCongo and SW Central African Republic to W Uganda.
15 cm; 39·5 g. Large spinetail with remarkably short, square tail with rectrix spines up to 6 mm beyond webs, large bulging head, long-winged appearance and typical... read more
Restricted to rainforest zone, where forest lakes seem to be preferred habitat to feed over.... read more
Food and feeding
Flying ants and smaller numbers of termites and small beetles recorded; also 200 leafhoppers (Cicadellidae) and 100 termites in 1 stomach.... read more
Although not proven, considerable circumstantial evidence points to nesting in hollow trees; no nest found to date. Enlarged gonads on... read more
Resident throughout much of range, but Liberian data suggest some migration with absence during... read more
Status and conservation
Not globally threatened. Uncommon throughout most of range. In Liberia, where uncommon, found in all studied forests, usually in groups of 5 birds or fewer though up to 15... read more
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