(A) Whole-body PAN production by a gregarious locust. (B) PAN is present as the most abundant component in gregarious locusts, but is absent in solitary locusts. (C) Total time spent (s ...

Next, they assessed the effects on locust behavior of blocking either the action or the production of serotonin and found that either block prevented locusts from becoming gregarious. Then ...

Caption These are the half brains of a solitary desert locust (left) and of a gregarious locust of the same species (right) at the same magnification. Computer-assisted laser microscopy was used ...

The locust’s behavior is as unpredictable as ... Then, suddenly, what entomologists call the gregarious phase begins. The scattered insects somehow get together and converge in a huge ...