1. Hormones and Behavior
... the female's willingness and ability to copulate; proceptivity, the female's eagerness to copulate which can be assessed by measuring female hopping, darting, investigating and presenting (adopting the lordosis posture) behaviors; and attractiveness, how willing males are to copulate with the female (McEwen, Jones & Pfaff, 1997). Male rats will not attempt to copulate with females that have had their ovaries ... nursing mother is physically different from the mother who does not nurse her baby (Insel & Shapiro, 1992). But oxytocin does more than stimulate a mother's letdown or milk-eject...
- Word Count: 5649
- Approx Pages: 23
- Has Bibliography
- Grade Level: Undergraduate