(Phys.org)—An "unexpectedly large" number of free-ranging salmon are being killed by parasitic lice in European waters every year, according to the results of a major international study.
Ecology
Nov 7, 2012
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Birds of a feather flock together and – according to a new analysis – so do their lice.
Plants & Animals
Aug 16, 2012
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A new study offers compelling genetic evidence that head and body lice are the same species. The finding is of special interest because body lice can transmit deadly bacterial diseases, while head lice do not.
Plants & Animals
Apr 9, 2012
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(PhysOrg.com) -- In a novel experiment running over three years, evolutionary biologists Christopher Harbison and Dale Clayton, both of the University of Utah in Salt Lake City, sought to show that a certain species of lice ...
A new study louses up a popular theory of animal evolution and opens up the possibility that dinosaurs were early – perhaps even the first – animal hosts of lice.
Archaeology
Apr 6, 2011
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A new UC Davis study contradicts earlier reports that salmon farms were responsible for the 2002 population crash of wild pink salmon in the Broughton Archipelago of western Canada.
Ecology
Dec 13, 2010
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Salmon farms are transferring parasitic sea lice to wild salmon over a much wider region than first thought. That’s the conclusion of a newly published article called Evidence of farm-induced parasite infestations on ...
Ecology
Nov 9, 2010
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Like an unwelcome houseguest or itinerant squatter, the human body louse shows up when times are bad and always makes them worse. Now a multi-institutional team reports that it has sequenced the body louse genome, an achievement ...
Biotechnology
Jun 21, 2010
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Parents and school nurses take note. Lice are a familiar nuisance around the world and vectors of serious diseases, such as epidemic typhus, in developing regions. New research indicates that lice may actually be quite ...
Cell & Microbiology
Mar 30, 2009
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There are two species of lice that infest humans: pubic lice, Pthirus pubis, and human head and body lice, Pediculus humanus. A new article in BioMed Central's open access Journal of Biology suggests one explanation for the ...
Feb 11, 2009
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