Biology 3436F/G Lecture Notes - Lecture 3: Female Promiscuity, Nikolaas Tinbergen, Microtus
Document Summary
Nico tinbergen: brought behavior into the scientific fold. In 40s-50s they developed the study of animal behavior in natural setting ethology: the behavior rules that humans and animals follow are from natural selection. Connecting the 4 levels: monogamy in prairie voles. A mouse like mammal that lives in burrows in grasslands in parts of north america. Fro(cid:373) the (cid:373)ale or fe(cid:373)ale"s perspe(cid:272)ti(cid:448)e, o(cid:374)e (cid:272)ould thi(cid:374)k of (cid:272)osts to (cid:373)o(cid:374)oga(cid:373)(cid:455), as (cid:449)ell as (cid:271)e(cid:374)efits. Shared paternal care, female knows male will be there. Less disease if you stick with one less costly. Put all eggs in one basket one chance in mate. Other potential sires know for certain those pups are(cid:374)"t there certainty of non paternity. Sometimes lions kill old males pups when they mate w a new girl.