ocr: SOCIAL BEHAVIOR Intraspecific Behavior IRDS OF THE SAME species react to D one another in many different ways. One bird's behavior often depends on the other bird's sex. For example, males often carry out courtship displays when they are confronted by a female, but react aggressively toward other males. GREATER FLAMINGOS This species gathers in flocks containing as many as: a million birds KEEPING A DISTANCE Iftwo male flamingos come too close, one will confront the other. This may lead to a fight, with each bird trying to chase off its rival. Such fights rarely lead to serious injury.