French: Grand-duc à aigrettes German: Guineauhu Spanish: Búho de Guinea
Bioko (Fernando Póo).
Subspecies and Distribution
B. p. poensis
Fraser, 1854 – Fraser's Eagle-owl – Sierra Leone E to W Uganda, S through Congo Basin to C DRCongo and NW Angola; also Bioko#R.
B. p. vosseleri
Reichenow, 1908 – Usambara Eagle-owl – Usambara Mts of NE Tanzania; recently discovered in Uluguru Mts and Udzungwa Mts#R; possible sighting also in Nguru Mts.
39–48 cm; male 575–770 g, female 685–1052 g. Relatively small Bubo, with prominent ear-tufts, pale-rufous facial disc bordered in black, and... read more
Main vocalization a long (3–5 seconds) guttural trill or purr given by single birds or by... read more
Nominate race uses primary evergreen rainforest (but avoids the interior of dense forest), forest... read more
Food and feeding
Invertebrates, including beetles, grasshoppers, millipedes; also frogs, small birds and small mammals such as mice, squirrels, fruit bats,... read more
Poorly known; evidence suggests nominate race lays year-round, with no obvious seasonality; females with enlarged ovaries collected in... read more
Status and conservation
Not globally threatened (Least Concern). CITES II. Common in Liberia and Cameroon; uncommon in Sierra Leone. In Liberia, total of at least 5 pairs in 4 areas each of 1 km... read more
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