Qi was able to show that another chemical messenger called acetylcholine can trigger dopamine release in the bird’s brain when it is singing. It works by binding to a different part of the neurons, ...

Bird flu may be spreading between people and cats more than previously thought, a new federal study said. The findings published Thursday by the Centers for Disease Control and Prevention’s ...

It works by binding to a different part of the neurons, giving the bird an extra dopamine boost when it belts its ballad. When the birds were given drugs that blocked dopamine or acetylcholine ...