PPT-Polyandry

Polyandry Female receptive andor actively mating with multiple males Mate guarding may prevent in some cases but clearly not all Why is polyandry adaptive for females They invest much more in the egg and the parental care. Yet so scintillating were some of the revelations offered by the theory that they tended to outshine the rest of the wreath and to impede comprehension of the total design in this instance the intertwined sometimes opposing strategies and counter st T. i. ~ N(. q. i. ,s. i. 2. ). q. i. ~ N(. m. ,t. 2. ). There’s a Grand Mean.. Everything else is noise.. A First Stab at a Model: Fixed Effects. Starting model: there is only one grand mean, everything else is error. 228 PIPER & SLATER theoretical models to explain helping behavior (e.g. HAMILTON, 1963) touched off an explosion of studies of helping behavior in the 1960s and 1970s, many of which continue today (se Emily Berry and Morghen Philippi. Definition of Sex. What is the definition of sex?. Definition of Sex. Merriam-Webster: the sum of the structural, functional, and behavioral characteristics of organisms that are involved in reproduction marked by the union of gametes and that distinguish males and females. Costs of group living:. 4. Increased potential for inbreeding and potential inbreeding depression. . 1. Increased conspicuousness - . crypsis. is not an available means of predator avoidance.. 2. Increased . GST 201 General African Studies Social Organization Definitions of Social Organisation Family and Kinship-Structural Varieties Marriage and Typologies of Marriages in Africa- Monogamy, Polygyny , Polygyny,Polyandry