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Bat Hawk - BirdForum Opus

Adult
Photo by safariranger
Woodbush Forest, Magoebaskloof, South Africa, November 2006
Macheiramphus alcinus

Identification

45 cm
A sooty brown raptor, appearing black in the field, with variable amounts of white on the throat and belly. At close quarters, white legs, eyelids and nape patches are distinctive.

Juveniles are dappled brown with more white plumage than shows on adults.

Distribution

Generally uncommon over most of range. Africa: west and central Ethiopia and has been recorded in Somalia.

South east Asia: Indochina, Burma, Thailand, Malaysia, Malay Peninsula, Brunei, Singapore, Borneo, Indonesia, Greater Sundas, Sumatra, Sulawesi
Australasia: New Guinea, Melanesia

Juvenile
Photo by njlarsen
Near Tzaneen, South Africa, August 2011

Taxonomy

Subspecies

There are 3 subspecies[1]:
In Africa subspecies anderssoni breeds from Senegal and Gambia east to southern Uganda and southern Kenya and south to northern Namibia in the west and Natal in the east.

In southern Asia occurs as subspecies alcinus from southern Thailand and Myanmar south to Malaysia, in Sumatra, Borneo, Sulawesi, and as subspecies papuanus in south-eastern New Guinea.

Resident.

Habitat

Tropical forest and woodlands with adjacent open areas, sometimes occurs close to towns.

Behaviour

Crepuscular and nocturnal, roosting in thick foliage during the day.

Diet

The diet includes mainly bats, also small birds and insects. The large gape allows them to swallow small bats whole.

Breeding

The nest is built from sticks and the eggs are incubated by the female for about 28 days. Both parents feed the young which fledge 30-45 days later.

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. Avibase
  3. Wikipedia
  4. BF Member observations

Recommended Citation

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