I get it’s the noise they make, but is there a reason why they do it? Are they calling to their mate, are they calling to be feed, or are they just screaming for no apparent reason?
In: Biology
All birds, particularly males, go nuts with birdsong in the morning. Our rooster starts just before the sun crests the horizon. No sleeping in here!
Male birds are letting possible challenges that it’s their turf.
It’s most likely any territory. The do have an internal clock. But roosters will crow at all times of the day. Even in regions to seeing headlights at night or hearing a car horn. So some of it is human bias where we just think it is always in the morning. There have been some studies on this to showing the alpha roosters will crow the loudest.
But in the end it comes down to evolution and these behaviors has some tendency to help perpetuate breeding. Our it was a behavior that was linked to another behavior that promoted more offspring.
It is a myth that roosters only crow in the morning. I have lived in central America where the neighborhoods are full of roosters. They crow all night. I can attest to this from the hours of sleep lost.
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