Encounters between male chimpanzees from different groups
a. are always friendly.
b. never occur.
c. are frequently accompanied by some form of aggression.
d. only occur at Gombe.
e. none of these
Question 2
Chimpanzee attacks on members of other groups
a. are definitely motivated by territoriality.
b. never result in injury.
c. always occur in the form of displays and nothing more.
d. can be extremely brutal and result in severe injury or death.
e. are so rare that only one or two have been observed.
The male reproductive system.
Balding Male Chimpanzee
Common Blood Test Groups
The male and female reproductive systems.
Black female Vs. Gray male
The karyotype of an XYY male. Affected individuals are usually taller than normal, and some, but not