Roosters, also known as cocks or cockerels, are known for their loud and distinctive crowing, which they use to communicate with other members of their flock. But when and why do roosters crow?
Roosters typically crow at dawn, signaling the start of a new day. This behavior is known as "dawn crowing" and is thought to be linked to the rooster's internal biological clock, which is synced to the rising and setting of the sun. Dawn crowing is also believed to serve as a way for roosters to establish their dominance over other members of the flock and to attract hens for mating.
In addition to dawn crowing, roosters may also crow at other times of the day. For example, they may crow in response to perceived threats from other roosters, or in the presence of hens that they are trying to attract. They may also crow when they are excited or stressed, such as when they are being fed or when they are being handled by humans.
It's also worth noting that not all roosters crow. Some breeds, like silkies, are less vocal than others. And in some cases, a rooster might not crow at all due to a genetic mutation.
In summary, roosters crow primarily at dawn as a way to signal the start of the day and establish dominance over other members of the flock. They may also crow at other times of the day in response to perceived threats, the presence of hens, excitement or stress.