African Dusky Flycatcher
Encyclopedia
The African Dusky Flycatcher or Dusky Alseonax, Muscicapa adusta, is a small passerine
Passerine
A passerine is a bird of the order Passeriformes, which includes more than half of all bird species. Sometimes known as perching birds or, less accurately, as songbirds, the passerines form one of the most diverse terrestrial vertebrate orders: with over 5,000 identified species, it has roughly...

 bird
Bird
Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...

 of the Old World flycatcher
Old World flycatcher
The Old World flycatcher family Muscicapidae is a large family of small passerine birds mostly restricted to the Old World. These are mainly small arboreal insectivores, many of which, as the name implies, take their prey on the wing.-Characteristics:...

 family
Family
In human context, a family is a group of people affiliated by consanguinity, affinity, or co-residence. In most societies it is the principal institution for the socialization of children...

, Muscicapidae. It is a resident breeder in Africa
Africa
Africa is the world's second largest and second most populous continent, after Asia. At about 30.2 million km² including adjacent islands, it covers 6% of the Earth's total surface area and 20.4% of the total land area...

 from Nigeria
Nigeria
Nigeria , officially the Federal Republic of Nigeria, is a federal constitutional republic comprising 36 states and its Federal Capital Territory, Abuja. The country is located in West Africa and shares land borders with the Republic of Benin in the west, Chad and Cameroon in the east, and Niger in...

, the Central African Republic
Central African Republic
The Central African Republic , is a landlocked country in Central Africa. It borders Chad in the north, Sudan in the north east, South Sudan in the east, the Democratic Republic of the Congo and the Republic of the Congo in the south, and Cameroon in the west. The CAR covers a land area of about ,...

, Sudan
Sudan
Sudan , officially the Republic of the Sudan , is a country in North Africa, sometimes considered part of the Middle East politically. It is bordered by Egypt to the north, the Red Sea to the northeast, Eritrea and Ethiopia to the east, South Sudan to the south, the Central African Republic to the...

 and Ethiopia
Ethiopia
Ethiopia , officially known as the Federal Democratic Republic of Ethiopia, is a country located in the Horn of Africa. It is the second-most populous nation in Africa, with over 82 million inhabitants, and the tenth-largest by area, occupying 1,100,000 km2...

 south to South Africa
South Africa
The Republic of South Africa is a country in southern Africa. Located at the southern tip of Africa, it is divided into nine provinces, with of coastline on the Atlantic and Indian oceans...

. It is very common in its woodland habitat, which includes riverine forests, evergreen forest edges and clearings, especially near water bodies such as lakes, dams and streams, and well-wooded suburban gardens.

Description

The African Dusky Flycatcher is 13 cm long and weighs around 11 gm. Its upperparts are plain brown, with the only facial marking being an indistinct narrow eye-ring. The chin is plain pale grey, and the rest of the underparts are grey-brown with indistinct streaks. The short, straight, laterally flattened bill is black, the legs and feet are grey, and the eyes are brown. The sexes are similar, but the juvenile is spotted with buff above, and is whitish spotted with brown below.

This species is similar to the common migrant
Bird migration
Bird migration is the regular seasonal journey undertaken by many species of birds. Bird movements include those made in response to changes in food availability, habitat or weather. Sometimes, journeys are not termed "true migration" because they are irregular or in only one direction...

, the Spotted Flycatcher
Spotted Flycatcher
The Spotted Flycatcher, Muscicapa striata, is a small passerine bird in the Old World flycatcher family. It breeds in most of Europe and western Asia, and is migratory, wintering in Africa and south western Asia. It is declining in parts of its range....

, Muscicapa striata, but is smaller and darker, especially on the underparts, than that species. Spotted Flycatcher also has a streaked forehead, a feature not shown by the African Dusky Flycatcher.

The African Dusky Flycatcher has soft, high-pitched "tzeeet" and tsirit calls.

Behaviour

The African Dusky Flycatcher builds a cup-shaped nest in a tree cavity a few metres above the ground, and lays two or three green eggs. The hole in the tree is normally reused in the next breeding season. This species is monogamous, mating for life.

The African Dusky Flycatcher is usually seen singly or in pairs. It forages from an open perch for insect
Insect
Insects are a class of living creatures within the arthropods that have a chitinous exoskeleton, a three-part body , three pairs of jointed legs, compound eyes, and two antennae...

s typically taking its prey in a short flight.

Conservation status

This common species has a large range, with an estimated extent of 2,300,000 km². The population size is believed to be large, and the species is not believed to approach the thresholds for the population decline criterion of the IUCN Red List (i.e. declining more than 30% in ten years or three generations). For these reasons, the species is evaluated as Least Concern.
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