How many mice and rats are used in U.S. labs? Controversial study says more than 100 million
Sentience
July 08, 2020 - Scientific American
On a shallow reef in the Florida Keys, a young Caribbean spiny lobster returns from a night of foraging for tasty mollusks and enters its narrow den. Lobsters usually share these rocky crevices, and tonight a new one has wandered in. Something about the newcomer is not right, though. Chemicals in its urine smell different. These substances are produced when a lobster is infected with a contagious virus called Panulirus argus virus 1, and the healthy returning lobster seems alarmed. As hard as it is to find a den like this one, protected from predators, the young animal backs out, into open waters and away from the deadly virus.
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Scientific American
January 11
SCIENCE + TECH
How many mice and rats are used in U.S. labs? Controversial study says more than 100 million
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