New species of lamprey fish documented in California

Two potential new species of lamprey fish have been discovered in California waters, according to a University of California, Davis, study. The research is part of a special section on native lampreys published this week ...

Remarkable squirting mussels captured on film

Cambridge researchers have observed a highly unusual behavior in the endangered freshwater mussel, Unio crassus. In spring, female mussels were seen moving to the water's edge and anchoring into the riverbed, with their back ...

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