Snowy-throated Babbler
Stachyris oglei
A small, dark brown bird with a contrastingly black-and-white face. The black cheeks are sandwiched between a long, thick white eyebrow and a white throat. Extremely difficult to see as it moves quickly through the dense undergrowth in evergreen forests. Almost always seen in mixed-species foraging flocks. Calls include sharp whistles and hard “tic” sounds delivered in succession.
Taxonomy
- Scientific name
- Stachyris oglei
- Authority
- (Godwin-Austen, 1877)
- Order
- Passeriformes
- Family
- Timaliidae
- Genus
- Stachyris
Range and habitat
- Migration
- Resident species
Conservation
- Population trend
- declining
Photos
Distribution
Bird Calls
Other Birds

Rufous-breasted Sabrewing
Campylopterus hyperythrus
Large, conspicuous hummingbird of tepui highlands. Green above and rufous below. Note extensively rufous outer tail feathers, which are easily seen as birds tend to flare tail frequently. Generally common at higher elevations (above 1000 m), especially at forest edge and in lower-stature, scrubby vegetation. Feeds on nectar and pugnaciously defends patches of flowers against other hummingbirds. Not shy and will approach to investigate observers. In territorial interactions, gives a rich, sharp note, often doubled, repeated incessantly, and similar to calls of more widespread Gray-breasted Sabrewing; also gives a single, ascending, burry note, possibly as an alarm call. No other hummingbird in highland range is as large or shows as much rufous.

Bioko Speirops
Zosterops brunneus
In the field, appears overall chocolate-brown with a slightly long blue-gray bill and blue-gray legs. Plumage is paler on the flanks and vent and darker near the face. Endemic to the island of Bioko, where it is found almost exclusively in the alpine zone at the top of Pico Basilé. Calls include rapid, short “peeps” and “siks” as well as longer churring notes.

Flightless Steamer-Duck
Tachyeres pteneres
A large heavily built duck that is uncommon to fairly common along rocky seacoasts; not found on lakes, unlike Flying Steamer-Duck. Both sexes are steely blue-gray overall, brighter than Flying Steamer-Duck, with a stouter and deeper-based bill. The bill of both male and female is bright orange in the southern parts of its range, but is orange with a greenish distal patch around Chiloé Island (likely a different species). The bill of juvenile birds is duller grayish to dull yellowish; attains adult color by winter.
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