Gaur herds are led by an old adult female, the matriarch. Adult males may be solitary. During the peak of the breeding season, unattached males wander widely in search of receptive females. No serious fighting between males has been recorded, with size being the major factor in determining dominance. Males make a mating call of clear, resonant tones which may carry for more than . Gaur have also been known to make a whistling snort as an alarm call, and a low, cow-like moo.
Gaur herds are led by an old adult female, the matriarch. Adult males may be solitary. During. the peak of the breeding season, unattached males wander widely in search of receptive females. No serious fighting between males has been recorded, with size being the major factor in determining dominance. Males make a mating call of clear, resonant tones which may carry for more than  Gaur have also been known to make a whistling snort as an alarm call, and a low, cow-like moo.