Antianxiety drugs affect fish, too
Perch swim more and eat faster when exposed to concentrations similar to those in rivers
By Erin Wayman, 10:07 AM February 14, 2013
Fish let their inhibitions go when exposed to a common antianxiety medication, a new study shows. Perch living in water spiked with the drug became bolder, less social and more active than unexposed fish. They also ate much faster.
These behavioral changes could make fish living in wastewater-polluted rivers more vulnerable to predators, the researchers argue in the Feb. 15 Science. And their speedy eating could disrupt the food chain.
Fish and other aquatic animals ingest a variety of p...
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