In nonhuman primates, the hormonally initiated period of sexual receptivity is
a. called sexual dimorphism.
b. called sexual reciprocity.
c. typical of males.
d. called estrus.
e. called adaptive radiation.
Question 2
Sexual dimorphism
a. refers to differences between adults and adolescents with regard to sexual behavior.
b. is particularly pronounced in all primate species.
c. refers to differences between the sexes with regard to features such as body size.
d. is more common in arboreal species.
e. has not been observed in ANY monkey.
Evolutionary tree for the primates.
This red-bellied lemur shows clearly the traits that characterize strepsirhine primates.
Male Sexual Behavior
Rubella rash in a young child. Rubella is also called 3-day measles or German measles.
Exterior View of Tholos, The So-called Treasury of Atreus
Nonanthropoid Primates: New World Monkey