BIOL10210 Lecture Notes - Lecture 15: Cuttlefish, Zygosity, Standard Deviation
Document Summary
Left lizard most aggressive, largest, most dominant, obtain/maintain large territory, equals how many females he can mate with. The final lizard, is the male in drag, least aggressive, physical size and coloration of females sneaker males use drag to sneak copulation, sneaking by dominant male to get to females for copulation. Cuttlefish appear to be male and female to sneak. Reciprocal fertilization: both partners act as both sexes. Unilateral fertilization: one partner acts as a male one as a female: both play both roles. Selfing: an individual fertilizes itself (predominantly found in plants: possibility of roles hermaphrodites can play, sometimes can vary, other are obligated to do one and not the others. Hyenas not hermaphrodites (see notes above) exposed to high amounts of testosterone in the womb, unequal consequence on pups, females are extremely aggressive, larger than males, not unusual to kill their siblings.
