From Opus

Alternative name: Dwarf Black Hornbill

Tockus hartlaubi

[edit] Identification

32cm. A small, blackish hornbill.

• Mostly black plumage
• Broad white eyestripe
• Black tail with white tip
• Dark bill with red tip, dark casque (red casque in granti)
• Blackish bare skin around eye
• Flesh-coloured throat skin

Females are smaller than males, the bill is all dark and the casque smaller.
Juveniles are similar to females.

[edit] Distribution

Found in tropical Africa from southern Sierra Leone and southern Guinea east to Cameroon, Democratic Republic of Congo east to South Sudan and western Uganda, south to northwest Angola.
Locally common.

[edit] Taxonomy

[edit] Subspecies^[1]

There are 2 subspecies:

• T. h. hartlaubi:

• Sierra Leone to Zaire (west of Congo River)

• T. h. granti:

• Congo basin of Central African Republic to Zaire and Uganda

[edit] Habitat

Tall evergreen and gallery forest.

[edit] Behaviour

Feeds mainly on insects, takes also spiders, small lizards and rarely fruit.
Feeds mainly in the subcanopy, sometimes following monkeys to take insects disturbed by them.
Little known about breeding. Nests in a natural cavity in a tree, the female seals herself in. Lays probably up to 4 eggs.

[edit] References

1. Clements, JF. 2011. The Clements Checklist of Birds of the World. 6th ed., with updates to August 2011. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/downloadable-clements-checklist
2. Del Hoyo, J, A Elliot, and J Sargatal, eds. 2001. Handbook of the Birds of the World. Volume 6: Mousebirds to Hornbills. Barcelona: Lynx Edicions. ISBN 978-8487334306
3. Avibase

• List of references

[edit] External Links