I'm not gonna lie that second picture looks really ominous, 🤣 like something is about to go down...
That needs to be a picture for the Caption Contest.
https://www.backyardchickens.com/threads/official-byc-caption-contest-photo-submission-thread-6.1544227/page-9
Yes, he's a cockerel that has matured and is trying to protect his girls/territory. He has a giant comb and wattles that are much larger than a pullet's would be. Also, the streamy long feathers coming from his head and tail area give him away as a cockerel. He probably doesn't crow because he's...