New threat closes in on iconic Galapagos wildlife
Renewed vigilance over the biosecurity of the Galápagos Islands is needed, based on new research on the risk posed by West Nile virus.
Ecology
Sep 16, 2011
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News tagged with vigilance
Study: Risky online behavior common
(AP) -- Big companies such as Citigroup and Sony have been the targets of major hacking attacks. Yet a new survey finds that regular people are also prime and often unsuspecting targets.
Internet
Jun 15, 2011
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Dolphins maintain round-the-clock visual vigilance
Dolphins have a clever trick for overcoming sleep deprivation. Sam Ridgway from the US Navy Marine Mammal Program explains that they are able to send half of their brains to sleep while the other half remains conscious. What ...
Plants & Animals
May 1, 2009
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