MacGillivray's Warbler
Encyclopedia
The MacGillivray's Warbler, Oporornis tolmiei, is a small species of New World warbler
New World warbler
The New World warblers or wood-warblers are a group of small, often colorful, passerine birds restricted to the New World. They are not related to the Old World warblers or the Australian warblers....

. Like all members of the genus Oporornis
Oporornis
Oporornis is a small genus of New World warblers which breed in North America. They are migratory, wintering south of their breeding ranges in Central or South America.The four species are:* Kentucky Warbler, Oporornis formosus...

, these birds are sluggish and heavy warblers with short tails, preferring to spend most of their time on, or near the ground, except when singing.

The MacGillivray's Warbler was named by John James Audubon
John James Audubon
John James Audubon was a French-American ornithologist, naturalist, and painter. He was notable for his expansive studies to document all types of American birds and for his detailed illustrations that depicted the birds in their natural habitats...

 in honor of Scottish ornithologist William MacGillivray
William MacGillivray
William MacGillivray FRSE MWS was a Scottish naturalist and ornithologist.MacGillivray was born in Old Aberdeen and brought up on the island of Harris. He returned to Aberdeen where he attended King's College, graduating MA in 1815. He studied medicine, but did not complete the course...

, although the proper credit to its discovery goes to John Kirk Townsend
John Kirk Townsend
John Kirk Townsend was an American naturalist, ornithologist and collector.Townsend was born in Philadelphia and trained as a physician and pharmacist. He developed an interest in natural history in general and bird collecting in particular...

. The scientific name "tolmiei" was given in honor of William Fraser Tolmie
William Fraser Tolmie
William Fraser Tolmie was a Canadian surgeon, fur trader, scientist, and politician....

.

Adult MacGillivray's Warblers will grow to be approximately 13 cm {5 to 6 inches} in length. They are an olive-green color on their upperparts and dull yellow below. Males have black heads and breasts, while females and immature birds have drab light gray heads and white eye-rings. MacGillivray's Warblers are almost identical to their eastern counterparts, the Mourning Warbler
Mourning Warbler
The Mourning Warbler, Oporornis philadelphia, is a small songbird of the New World warbler family.These 13 cm long birds have yellow underparts, olive-green upperparts and pink legs. Adult males have a grey hood and a black patch on the throat and breast...

s, the only true difference between the two species being the Mourning Warbler's lack of an eye-ring.

MacGillivray's Warblers are migratory
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...

 and spend their summers in temporate forests located in the western United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, and in boreal forests
Boreal forest of Canada
Canada's boreal forest comprises about one third of the circumpolar boreal forest that rings the northern hemisphere, mostly north of the 50th parallel. Other countries with boreal forest include Russia, which contains the majority, and the Scandinavian and Nordic countries . The boreal region in...

 of west 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...

. In autumn, these birds will migrate back to Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

, where they will stay in temperate shrublands for the winter.

External links


The MacGillivray's Warbler, Oporornis tolmiei, is a small species of New World warbler
New World warbler
The New World warblers or wood-warblers are a group of small, often colorful, passerine birds restricted to the New World. They are not related to the Old World warblers or the Australian warblers....

. Like all members of the genus Oporornis
Oporornis
Oporornis is a small genus of New World warblers which breed in North America. They are migratory, wintering south of their breeding ranges in Central or South America.The four species are:* Kentucky Warbler, Oporornis formosus...

, these birds are sluggish and heavy warblers with short tails, preferring to spend most of their time on, or near the ground, except when singing.

The MacGillivray's Warbler was named by John James Audubon
John James Audubon
John James Audubon was a French-American ornithologist, naturalist, and painter. He was notable for his expansive studies to document all types of American birds and for his detailed illustrations that depicted the birds in their natural habitats...

 in honor of Scottish ornithologist William MacGillivray
William MacGillivray
William MacGillivray FRSE MWS was a Scottish naturalist and ornithologist.MacGillivray was born in Old Aberdeen and brought up on the island of Harris. He returned to Aberdeen where he attended King's College, graduating MA in 1815. He studied medicine, but did not complete the course...

, although the proper credit to its discovery goes to John Kirk Townsend
John Kirk Townsend
John Kirk Townsend was an American naturalist, ornithologist and collector.Townsend was born in Philadelphia and trained as a physician and pharmacist. He developed an interest in natural history in general and bird collecting in particular...

. The scientific name "tolmiei" was given in honor of William Fraser Tolmie
William Fraser Tolmie
William Fraser Tolmie was a Canadian surgeon, fur trader, scientist, and politician....

.

Adult MacGillivray's Warblers will grow to be approximately 13 cm {5 to 6 inches} in length. They are an olive-green color on their upperparts and dull yellow below. Males have black heads and breasts, while females and immature birds have drab light gray heads and white eye-rings. MacGillivray's Warblers are almost identical to their eastern counterparts, the Mourning Warbler
Mourning Warbler
The Mourning Warbler, Oporornis philadelphia, is a small songbird of the New World warbler family.These 13 cm long birds have yellow underparts, olive-green upperparts and pink legs. Adult males have a grey hood and a black patch on the throat and breast...

s, the only true difference between the two species being the Mourning Warbler's lack of an eye-ring.

MacGillivray's Warblers are migratory
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...

 and spend their summers in temporate forests located in the western United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, and in boreal forests
Boreal forest of Canada
Canada's boreal forest comprises about one third of the circumpolar boreal forest that rings the northern hemisphere, mostly north of the 50th parallel. Other countries with boreal forest include Russia, which contains the majority, and the Scandinavian and Nordic countries . The boreal region in...

 of west 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...

. In autumn, these birds will migrate back to Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

, where they will stay in temperate shrublands for the winter.

External links


The MacGillivray's Warbler, Oporornis tolmiei, is a small species of New World warbler
New World warbler
The New World warblers or wood-warblers are a group of small, often colorful, passerine birds restricted to the New World. They are not related to the Old World warblers or the Australian warblers....

. Like all members of the genus Oporornis
Oporornis
Oporornis is a small genus of New World warblers which breed in North America. They are migratory, wintering south of their breeding ranges in Central or South America.The four species are:* Kentucky Warbler, Oporornis formosus...

, these birds are sluggish and heavy warblers with short tails, preferring to spend most of their time on, or near the ground, except when singing.

The MacGillivray's Warbler was named by John James Audubon
John James Audubon
John James Audubon was a French-American ornithologist, naturalist, and painter. He was notable for his expansive studies to document all types of American birds and for his detailed illustrations that depicted the birds in their natural habitats...

 in honor of Scottish ornithologist William MacGillivray
William MacGillivray
William MacGillivray FRSE MWS was a Scottish naturalist and ornithologist.MacGillivray was born in Old Aberdeen and brought up on the island of Harris. He returned to Aberdeen where he attended King's College, graduating MA in 1815. He studied medicine, but did not complete the course...

, although the proper credit to its discovery goes to John Kirk Townsend
John Kirk Townsend
John Kirk Townsend was an American naturalist, ornithologist and collector.Townsend was born in Philadelphia and trained as a physician and pharmacist. He developed an interest in natural history in general and bird collecting in particular...

. The scientific name "tolmiei" was given in honor of William Fraser Tolmie
William Fraser Tolmie
William Fraser Tolmie was a Canadian surgeon, fur trader, scientist, and politician....

.

Adult MacGillivray's Warblers will grow to be approximately 13 cm {5 to 6 inches} in length. They are an olive-green color on their upperparts and dull yellow below. Males have black heads and breasts, while females and immature birds have drab light gray heads and white eye-rings. MacGillivray's Warblers are almost identical to their eastern counterparts, the Mourning Warbler
Mourning Warbler
The Mourning Warbler, Oporornis philadelphia, is a small songbird of the New World warbler family.These 13 cm long birds have yellow underparts, olive-green upperparts and pink legs. Adult males have a grey hood and a black patch on the throat and breast...

s, the only true difference between the two species being the Mourning Warbler's lack of an eye-ring.

MacGillivray's Warblers are migratory
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...

 and spend their summers in temporate forests located in the western United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, and in boreal forests
Boreal forest of Canada
Canada's boreal forest comprises about one third of the circumpolar boreal forest that rings the northern hemisphere, mostly north of the 50th parallel. Other countries with boreal forest include Russia, which contains the majority, and the Scandinavian and Nordic countries . The boreal region in...

 of west 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...

. In autumn, these birds will migrate back to Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

, where they will stay in temperate shrublands for the winter.

External links


The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK