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Last updated on April 18, 2014 at 17:24 EDT

Latest Passerida Stories

Aggressive Sparrows Escalate Their Territorial Threats
2013-02-13 10:39:27

Alan McStravick for redOrbit.com - Your Universe Online A new study out of the University of Washington (UW) seems to build on a previous study reported on here at redOrbit only last month. The previous study, out of Duke University, relied upon a robotic ℠Frankensparrow´ to monitor sparrow behavior leading up to and during territorial brawls. The UW team wanted to learn about the threat signals given off by the defensive sparrow to a potential invader. As it turns out, song...

2013-01-16 10:34:55

Studies of migratory birds need to embrace a versatile mix of data - including geolocator technology, stable-isotope analysis , mark-recapture (banding) data along with citizen science data Animals move around the globe in billions, sometimes - like the snow bunting - one of the iconic Arctic-breeding species, covering huge distances and enduring the most extreme frigid weather conditions. In this conspicuously white sparrow-sized bird, animal migration epitomizes a stunning success of...

2005-08-18 08:51:53

LONDON (Reuters) - Europe's rarest songbird is facing extinction, despite being the most promiscuous and energetic lover in the avian world, and concerned scientists are looking urgently for ways to save it. The male aquatic warbler is described as "continuously ready to mate" and able to indulge in record-breaking mating sessions, which in turn gives the females ample opportunity to sample and select the best mates. However, numbers have slumped to less than 20,000 in the past...


Latest Passerida Reference Libraries

Grey-necked Wood Rail, Aramedes cajaneus
2013-04-21 09:30:30

The Grey-necked Wood Rail (Aramedes cajaneus) is a species of bird belonging to the Rallidae family. It can be found in Belize, Argentina, Brazil, Bolivia, Costa Rica, Columbia, El Salvador, Ecuador, French Guiana, Guyana, Guatemala, Honduras, Mexico, Panama, Nicaragua, Peru, Suriname, Trinidad and Tobago, Venezuela and Uruguay. Its natural habitats are tropical and subtropical moist lowland forests, tropical and subtropical mangrove swamps, tropical or subtropical swamps, and swamps. This...

38_0c2c42cf19168de953b9f1cee6a3a2a1
2008-08-15 20:42:10

The Mariqua Sunbird (Nectarinia mariquensis), is a species of bird in the Nectariniidae family. It is found in Angola, Botswana, Burundi, Eritrea, Ethiopia, Kenya, Mozambique, Namibia, Rwanda, Somalia, South Africa, Sudan, Swaziland, Tanzania, Uganda, Zambia, and Zimbabwe. Photo Copyright and Credit

45_9c9f6519549b8bbce8ae83852032e31b
2008-08-08 14:37:19

The Black-and-white Warbler (Mniotilta varia), is a New World Warbler found in northern and eastern North America from southern Canada to Florida. This species is migratory and winters in Florida, Central America and the West Indies down to Peru. This species is a very rare vagrant to western Europe, mainly to Ireland and Great Britain. This species is 5.11 inches long and weighs 0.4 ounces. The summer male Black-and-white Warbler is boldly streaked in black and white, and the bird has...

11_9fb6d32a0bac7780bb11bc0db52acb96
2008-07-13 13:54:27

The Tennessee Warbler (Vermivora peregrina), is a New World warbler. It breeds in northern North America across Canada and the northern USA. It is migratory, wintering in southern Central America. It is a very rare vagrant to western Europe. This bird was named from a specimen collected in Tennessee where it may appear during migration. The Tennessee Warbler is 4.5 inches long and weighs 8.5 grams (0.3 oz). The breeding male is brown above and white below. The head is gray with a white...

18_4ea75f0430aa578d443170cb94a140a4
2008-07-13 13:48:52

The Golden-winged Warbler (Vermivora chrysoptera), is a species of New World Warbler that breeds in eastern North America in southeastern Canada and the eastern USA. Its range is extending northwards, but in the south it is being replaced by the very closely related Blue-winged Warbler, Vermivora pinus. It is migratory, wintering in southern Central America and the neighboring regions in Colombia, Venezuela, and Ecuador. This is a very rare vagrant to western Europe, with a single record of a...

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