Most of our current understanding of the neurobiology, neuroanatomy and psychopharmacology of sexual behavior and ejaculatory function has been derived from preclinical studies in the rat. When a ...

Wondering if your pet rat is feeling ... As animal behavior researcher Luca Melotti ... The researchers selected the 15 male Lister Hooded rats that responded most positively to tickling from ...

Immune cells that help heal injuries in the adult brain may have a second job early in life, a study in rats reveals. The brain crusaders unexpectedly moonlight as sculptors, shaping a region of ...

Female rats, for example, will self-administer more cocaine during estrous than at other times, and show less anxiety-like behavior immediately before estrous. Popular Stories Humans ...

Would you be comfortable letting a pet rat onto your comforter? ... Dog Through N.Y.C. — and Is Stunned by His Behavior When Husband Arrives to Help (Exclusive) ...