Which behavior is both territorial and used for courtship?

Question

dance rituals with potential partners
dance rituals with potential partners

baring teeth as a sign of aggression
baring teeth as a sign of aggression

defending a nest from predators
defending a nest from predators

sparring or wrestling using antlers or horns

Answer 1

The behavior that is both territorial and used for courtship is sparring or wrestling using antlers or horns. This behavior is often seen in species such as deer, where males engage in displays of strength and dominance to establish territory and attract potential mates.