Alder Flycatcher
Encyclopedia
The Alder Flycatcher, Empidonax alnorum, is a small insect-eating bird
of the tyrant flycatcher
family.
Adults have olive-brown upperparts, browner on the wings and tail, with whitish underparts; they have a white eye ring, white wing bars, a small bill and a short tail. The breast is washed with olive-grey. The upper part of the bill is grey; the lower part is orangish. At one time, this bird was included with the very similar Willow Flycatcher
in a single species, "Traill's Flycatcher".
Their breeding habitat is deciduous
thickets, often alder
s or willow
s, near water across Canada
, Alaska
and the northeastern United States
. They make a cup nest low in a vertical fork in a shrub.
These birds migrate
to South America
, usually selecting winter habitat near water.
They wait on a perch near the top of a shrub and fly out to catch insects in flight, also sometimes picking insects from foliage while hovering. They may eat some berries and seeds.
This bird's song is a wheezed wee-bee. The call is a quick preet.
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 tyrant flycatcher
Tyrant flycatcher
The tyrant flycatchers are a family of passerine birds which occur throughout North and South America. They are considered the largest family of birds on Earth, with more than 400 species. They are the most diverse avian family in every country in the Americas, except for the United States and...
family.
Adults have olive-brown upperparts, browner on the wings and tail, with whitish underparts; they have a white eye ring, white wing bars, a small bill and a short tail. The breast is washed with olive-grey. The upper part of the bill is grey; the lower part is orangish. At one time, this bird was included with the very similar Willow Flycatcher
Willow Flycatcher
The Willow Flycatcher is a small insect-eating bird of the tyrant flycatcher family.Adults have brown-olive upperparts, darker on the wings and tail, with whitish underparts; they have an indistinct white eye ring, white wing bars and a small bill. The breast is washed with olive-grey. The upper...
in a single species, "Traill's Flycatcher".
Their breeding habitat is deciduous
Deciduous
Deciduous means "falling off at maturity" or "tending to fall off", and is typically used in reference to trees or shrubs that lose their leaves seasonally, and to the shedding of other plant structures such as petals after flowering or fruit when ripe...
thickets, often alder
Alder
Alder is the common name of a genus of flowering plants belonging to the birch family . The genus comprises about 30 species of monoecious trees and shrubs, few reaching large size, distributed throughout the North Temperate Zone and in the Americas along the Andes southwards to...
s or willow
Willow
Willows, sallows, and osiers form the genus Salix, around 400 species of deciduous trees and shrubs, found primarily on moist soils in cold and temperate regions of the Northern Hemisphere...
s, near water across Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...
, Alaska
Alaska
Alaska is the largest state in the United States by area. It is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...
and the northeastern United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
. They make a cup nest low in a vertical fork in a shrub.
These birds migrate
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...
to South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...
, usually selecting winter habitat near water.
They wait on a perch near the top of a shrub and fly out to catch insects in flight, also sometimes picking insects from foliage while hovering. They may eat some berries and seeds.
This bird's song is a wheezed wee-bee. The call is a quick preet.
External links
- Alder Flycatcher - Empidonax alnorum - USGS Patuxent Bird Identication InfoCenter
- Alder Flycatcher Species Account - Cornell Lab of Ornithology
- Alder Flycatcher Information and Photos - South Dakota Birds