Antidepressants can help humans emerge from the darkness of depression. Expose crayfish to antidepressants, and they too become more outgoing—but that might not be such a positive thing for these ...

Pharmaceutical pollution is found in streams and rivers globally, but little is known about its effects on animals and ecosystems. A new study, published in the journal Ecosphere, investigated the ...

Watch a rare blue crawfish display its vibrant color and territorial instincts during a dramatic breeding confrontation. This up-close look at crayfish behavior reveals how competition, courtship, and ...

Due to low levels of antidepressant medications entering bodies of water, researchers found that crayfish behaviors are changing. According to a new study from the University of Florida, crayfish ...

Wastewater is a grab bag of chemicals. There’s industrial run-off, bits of animal and viral DNA, and then there are compounds that trickle out from our households. The medicines we’re flushing down ...

While observing the crayfish, the research team saw that the crustaceans exposed to low levels of the antidepressant were more adventurous and twice more likely to pop out of their shelters and ...

In many North American lakes, a tiny clawed creature has become a big bully. The invasive rusty crayfish roams lakebeds, snapping up snails, bivalves, and water plants, cutting off food supplies for ...

Expose crayfish to antidepressants, and they become more outgoing -- but that might not be such a positive thing for these freshwater crustaceans, according to a new study. Antidepressants can help ...