Adult female rats who have never before encountered rat pups will start to show maternal behaviors after being confined with a pup for about seven days.
Pharmacol Biochem Behav. Apr;80(4) Adolescent and adult female rats differ in sensitivity to nicotine's activity effects. Elliott BM(1), Faraday MM.
The effects of ovariectomy on binge eating proneness in adult female rats. Klump KL(1), Suisman JL, Culbert KM, Kashy DA, Keel PK, Sisk CL.