during ornithological expedition to four provinces in the northeast and north of iran in june 2009, a total of 117 bird species belonging to 14 orders and 40 families were recorded. based on these records, eight bird species were found outside their presumed breeding range according to the available distribution maps covering iran, suggesting that updating of the distribution maps should be pro...

a captive adult common mynah (acridotheres tristis) died shortly after a course of seizure and opisthotonous with an illness characterized by severe lethargy, depression, loss of appetite, polyurate, and urate discoloration. abdominal distention and hepatomegly, visible over the abdominal skin, were noticed clinically. at necropsy, severe enlargement of liver with general discoloration was obvi...

Colin Bibby (1948–2004) was the quintessential bird conservation biologist. Over his career, he served as lead scientist at two of the world’s largest bird conservation organizations, the Royal Society for the Protection of Birds, and BirdLife International. His contributions encompassed detailed autecological studies of rare bird species such as the Dartford Warbler Sylvia undata (e.g. Bibby 1...

Bird strikes usually occur due to the entry of aircraft into the bird layer, i.e. the region up to which birds fly in the sky and are common during landing or takeoff 1. Along with the financial losses, bird strike also reduces the mission capability of the crew, loss of flying hours, permanent damages to the aircraft and importantly , it is always associated with the risk of mortality 2–6. The...

Grassland bird species have experienced substantial declines in North America. These declines have been largely attributed to habitat loss and degradation, especially from agricultural practices and intensification (the habitat-availability hypothesis). A recent analysis of North American Breeding Bird Survey (BBS) "grassland breeding" bird trends reported the surprising conclusion that insecti...