منابع مشابه
The Viruses of Wild Pigeon Droppings
Birds are frequent sources of emerging human infectious diseases. Viral particles were enriched from the feces of 51 wild urban pigeons (Columba livia) from Hong Kong and Hungary, their nucleic acids randomly amplified and then sequenced. We identified sequences from known and novel species from the viral families Circoviridae, Parvoviridae, Picornaviridae, Reoviridae, Adenovirus, Astroviridae,...
متن کاملWild-pigeon-related psittacosis in a family.
Three members of a family acquired psittacosis after exposure to a wild pigeon. Each of the patients had pulmonary infiltrates, prominent headache, abdominal complaints, and serologic evidence for infection with Chlamydia psittaci. Of 759 cases of psittacosis reported to the Centers for Disease Control for the period of 1974 to 1981, some 75 (10 percent) were associated with pigeons. Fifty-two ...
متن کاملPigeon homing from unfamiliar areas
The conclusion that pigeons and other birds can find their way home from unfamiliar areas by means of olfactory signals is well based on a variety of experiments and supporting investigations of the chemical atmosphere. Here I argue that alternative concepts proposing other sources of geopositional information are disproved by experimental findings or, at least, are not experimentally supported...
متن کاملFrom Compromise to Leadership in Pigeon Homing
A central problem faced by animals traveling in groups is how navigational decisions by group members are integrated, especially when members cannot assess which individuals are best informed or have conflicting information or interests . Pigeons are now known to recapitulate faithfully their individually distinct habitual routes home , and this provides a novel paradigm for investigating colle...
متن کاملFrom the Pigeon Lab to the Courtroom
The task of detecting the presence or absence of a stimulus based on a diagnostic evidence variable is a pervasive one. It arises in basic experimental circumstances, such as a pigeon making a decision about whether or not a stimulus was presented 10 seconds ago, as well as in applied circumstances, such as a witness making a decision about whether or not a suspect is the guilty perpetrator. Un...
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ژورنال
عنوان ژورنال: Index on Censorship
سال: 2010
ISSN: 0306-4220,1746-6067
DOI: 10.1177/0306422010387566