Deadly brain disease found in two California deer

State officials have reported the presence of deadly chronic wasting disease in two wild California deer. This is the first time the disease, which has plagued other areas of the nation for years, has appeared in the state's ...

Why evolution often favors small animals and other organisms

Small really does seem to be beautiful in evolutionary terms. The largest dinosaurs, pterosaurs and mammals may look impressive but these giants are vastly outnumbered by microscopic bacteria and single-celled algae and fungi. ...

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