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Upcher's WarblerSize: 14-15 cm; wing span: 20-23 cm Weight: 12-13 g |
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Photos |
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ADULT |
Sex unknown |
Frontal view of an Upcher's Warbler
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Close-up near-lateral view of an Upcher's Warbler checking
out the photographer
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Near-lateral view of an Upcher's Warbler with its tail fanned
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Lateral portrait of an Upcher's Warbler
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Lateral view of an Upcher's Warbler
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Close-up lateral view of an Upcher's Warbler with drooping wings
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Close-up lateral view of a preening Upcher's Warbler
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Upcher's Warbler with a deformed bill
While observed by us, the bird shown below was not obviously hampered by its misaligned mandibles, several insects falling victim to its snaps.
Frontal view of an Upcher's Warbler with a deformed bill
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Lateral view of an Upcher's Warbler with a deformed bill
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Lateral view of an Upcher's Warbler with a deformed bill,
slightly different stance
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Different lateral view of an Upcher's Warbler with a deformed bill;
while most of the time hunting insects in the top branches of an acacia,
this bird also occasionally went down to the ground
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Dorsal view of an Upcher's Warbler
[Campus of Sultan Qaboos University, near Muscat, April 2010]
Dorsal view of a preening Upcher's Warbler; here one can
clearly see the characteristic light colour of the undertail
coverts
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Food, Diet |
Like all warblers known to us, Upcher's Warblers feed on insects that they catch in flight or pick from foliage.
Close-up lateral view of an Upcher's Warbler hunting insects
in an acacia shrub
[Campus of Sultan Qaboos University, near Muscat, April 2010]