Hornbills (Bucerotidae)
Von der Decken's Hornbill (Tockus deckeni) - HBW 6, p. 496
French: Calao de Decken
German: Von-der-Decken-Toko
Spanish: Toco Keniata
Other common names: Decken’s Hornbill; Jackson’s Hornbill (jacksoni)
Taxonomy: Buceros (Rhynchaceros) Deckeni Cabanis, 1869, Seyidie Province, Kenya.
Closest to T. leucomelas and T. flavirostris, but also close to T. monteiri and T. erythrorhynchus, based on similar calls and behaviour, and DNA studies. Race jacksoni distinctive, often considered a separate species. Two subspecies recognized.
Subspecies and Distribution:
- deckeni (Cabanis, 1869) - Ethiopia, S Somalia, Kenya (except NW) and Tanzania.
- jacksoni (Ogilvie-Grant, 1891) - SE Sudan, NE Uganda and NW Kenya.
- Least Concern Enlarge map
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A pair preening, the male repeatedly scratching its head. Locality Lake Langano, Oromia Region, Ethiopia (ssp deckeni)
Josep del Hoyo 30 November 2005 7 years ago 49 sec 4.7 -
A male in a tree, preening. Locality Lake Langano, Oromia Region, Ethiopia (ssp deckeni)
Josep del Hoyo 30 November 2005 7 years ago 54 sec 4.7 -
A pair in a tree, showing different forms of comfort behaviour. Locality Lake Langano, Oromia Region, Ethiopia (ssp deckeni)
Josep del Hoyo 30 November 2005 7 years ago 38 sec 4.6 -
A pair preening and then performing a courtship display. Locality Lake Langano, Oromia Region, Ethiopia (ssp deckeni)
Josep del Hoyo 30 November 2005 7 years ago 28 sec 4.5 -
A female on a branch, rubbing its bill and flying away Locality Nanyangacor, Eastern Equatoria State, South Sudan (ssp jacksoni)
Marc de Bont 13 February 2004 6 years ago 17 sec 4.2 -
A pair preening. Locality Lake Langano, Oromia Region, Ethiopia (ssp deckeni)
Josep del Hoyo 30 November 2005 7 years ago 32 sec 4.2
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Perched, close-up frontal view.
Locality Tarangire National Park, Tanzania
Cindywutsch 7 September 2012 13 weeks ago 4.4 -
Male.
Locality Amboseli National Park, Kenya
David Valentin 23 May 2012 18 weeks ago 4.3 -
An adult male perched on a rock.
Locality Sof Omar, Oromia Region, Ethiopia (ssp deckeni)
David Beadle 22 January 2009 16 weeks ago 4.2 -
bird perched on the savannah tree
Locality Yabelo, Oromia Region, Ethiopia (ssp deckeni)
Krzysztof Blachowiak 19 November 2009 37 weeks ago 4.2 -
A male and a female in the early morning , Tarangire Nat.Park
Locality Tarangire National Park, Tanzania
Cindywutsch 7 September 2012 13 weeks ago 4 -
adult male
Locality Nechisar National Park, Ethiopia
Marco Valentini 6 January 2013 16 weeks ago 4
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Making subdued calls Locality London Zoo, London, England, Great Britain
Joe Angseesing 24 February 2013 10 weeks ago 5 -
Calls by one bird. Locality Dallas Zoo, Dallas, Texas, USA (United States)
(ssp jacksoni)
Josep del Hoyo 18 June 2012 37 weeks ago 4
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