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2012-11-20 22:52:39

Study looks at what makes flycatchers change their song length Do birds change their tune in response to urban noise? It depends on the bird species, according to Dr. Alejandro Ariel Ríos-Chelén from the Universidad Nacional Autónoma de México and colleagues. Their work shows that while some birds do adapt their songs in noisy conditions by means of frequency changes, others like the vermilion flycatchers adapt their song by means of...


Latest Tyrannidae Reference Libraries

Eastern Phoebe, Sayornis phoebe
2009-06-16 18:51:52

The Eastern Phoebe (Sayornis phoebe) is a species of passerine bird that is found in eastern North America. It is a migratory species and winters in the southern USA and Central America. It is a rare visitor to western Europe. Its breeding habitat is open woodland, farmland, and suburbs. It is often seen near water. It is one of the last birds to leave its breeding grounds in the fall, and is one of the earliest to come back. Despite changes in climate, the Eastern Phoebe's migration patterns...

Great Kiskadee, Pitangus sulphuratus
2009-06-16 18:41:00

The Great Kiskadee (Pitangus sulphuratus) is a species of passerine tyrant flycatcher found from southern Texas and Mexico south to Uruguay and central Argentina. They are also found on Trinidad. They have been introduced to Bermuda in 1957, and Tobago in 1970. The adult Great Kiskadee is 8.7 inches long and weighs 2.2 ounces. It has a black head with a white eye stripe and concealed yellow crown stripe. The upperparts are brown. The wings and tail are brown and have reddish-brown fringes....

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2009-04-07 18:59:14

The Cliff Flycatcher (Hirundinea ferruginea) is a species of bird found in Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, and Venezuela. Its habitats are subtropical or tropical dry forests, subtropical or tropical moist lowland forests, subtropical or tropical moist mountains, and heavily degraded former forest. The Cliff Flycatcher is only found east of the Andes cordillera, and therefore is not found in Chile. In the Amazon Basin, it surrounds the basin in the foothills, and...

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2009-04-07 14:38:08

The Boat-billed Flycatcher (Megarynchus pitangua) is a species of passerine bird that breeds in open woodland with tall trees from Mexico south to Bolivia and Argentina, and Trinidad. The adult is 9 inches long with a black head, white eye stripe and concealed yellow crown stripe. The upperparts are olive-brown and the underparts are yellow. The throat is white. The wings and tail are brown with faint reddish-brown fringes. The bill is massive, which gives this bird its English name. The...

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2009-04-07 14:36:42

The Vermillion Flycatcher (Pyrocephalus rubinus) is a species of passerine bird that is found in the southwestern United States, Central America, and northern and central South America. It is also found further south to central Argentina. It is the only species in the genus Pyrocephalus. The adult is about 7 inches long. The male is bright red in color with dark brown plumage. The female has a peach-colored belly with dark gray upperparts. The female is also similar in appearance to Say's...

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Word of the Day
reremouse
  • A bat.
The word 'reremouse' comes from Middle English reremous, from Old English hrēremūs, hrērmūs ("bat"), equivalent to rear (“to move, shake, stir”) +‎ mouse.
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