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General Science / Biology news 1234

Shipwrecks on coral reefs harbor unwanted species

August 20, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

Shipwrecks on coral reefs may increase invasion of unwanted species, according to a recent US Geological Survey study published in the open-access journal PLoS ONE. These unwanted species can completely overtake the reef ...


Prospects grim for abandoned baby whale in Sydney

August 20, 2008 | User rating: not shown ( 1 vote(s) ) | User comments: 1

(AP) -- A hungry and abandoned humpback whale calf that has been trying to suckle from boats in the waters off north Sydney rebuffed fresh attempts by wildlife workers to return it to the open ocean Wednesday ...


Genes and nutrition influence caste in unusual species of harvester ant

August 18, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Researchers trying to determine whether nature or nurture determines an ant's status in the colony have found a surprising answer. Both.


Fish cancer gene linked to pigment pattern that attracts mates

August 18, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Though skin cancer is deadly to male fish, it also has one perk: The black melanoma splotches arise from attractive natural markings that lure female mates. A new study published in the Proceedings of the National Academy ...


Scientists discover what drives the development of a fatal form of malaria

August 18, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

Platelets – those tiny, unassuming cells that cause blood to clot and scabs to form when you cut yourself – play an important early role in promoting cerebral malaria, an often lethal complication that occurs mostly in children. ...


Cancer signatures uncovered

August 15, 2008 | User rating: 4.6 / 5 after 5 vote(s) | No comments yet

A new systematic analysis of the relationship between the neoplastic and developmental transcriptome provides an outline of trends in cancer gene expression. The research, published recently in BioMed Central's open access ...


Dallas Zoo drops plan to ship elephant to Mexico

11 hours ago | User rating: not rated yet | No comments yet

(AP) -- Jenny the lonely elephant, whose pending move from the Dallas Zoo to Mexico had angered activists, isn't going anywhere after all.


Report says dietary supplements for horses, dogs and cats need better regulation

5 hours ago | User rating: not rated yet | No comments yet

The growing use of animal dietary supplements has raised several concerns, including the safety of specific supplements and the approaches taken to determine their safeness. A new National Research Council report, requested ...


Study on salmonella self-destruction

3 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet

ETH Zurich biologists, led by Professors Martin Ackermann and Wolf-Dietrich Hardt, in collaboration with Michael Doebeli of the University of British Colombia in Vancouver (CN), have been able to describe how random molecular ...


Manes, trains and antlers explained

3 hours ago | User rating: not shown ( 2 vote(s) ) | No comments yet

For Charles Darwin, the problem of the peacock's tail, in light of his theory of natural selection, was vexing in the extreme.


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