A. Female philopatry is a primate social system in which females remain and breed in the group of their birth, whereas males emigrate
B. Female philopatry is a primate social system in which males remain in the group of their birth, whereas females emigrate
C. Dominance is once a male enters a new group, a male must compete directly with the resident males over the group's females
D. Males are the only dominant sex in all primate species
Choose the correct answer from the options given below:
Correct Answer: 1. A and C only
Solution:• Female philopatry means females stay in their birth group, while males emigrate to other groups (A).
• Male competition for dominance upon entering a new group, especially over females, is common in many primate species (C).
• Statement B describes male philopatry, not female.
• Statement D is incorrect; in many species (e.g., bonobos), females can also be dominant.