most of the YouTube videos posted are shot with cellphone cameras. The resolution on those high end phones are just as good as a digital video camera. Try investing into a cellphone Gimbal. It'll really help stabilize the shot. Of course some decent video editing software is necessary...
My dogs are the biggest threat to our chickens... Make sure if you keep any roosters you keep only one, most feed stores take them back once they mature. As for the coop we use the 10x10 fencing for a dog kennel, along with a chicken wire and tarp roof. If you want to get extra security bury...
I powerlifted for years, competing in the 198; 220; and 240 weight classes... That is until some Iraqi insurgent blew me up... Now I do crossfit. I am not at the competition level yet, but it certainly helps with the back pain.