What odd behavioral habits are displayed by chickens?

Research has shown that chicks instinctively show fear of stinging insects but try to catch flies. Some behaviors, however, have to be taught. For example, chicks peck at their own excreta until they learn not to. read more

My friend who I got the chickens from said that it could be some sort of paralysis, which she has seen linked with moldy food in her chickens. I kept an eye on it for the next week, but didn't see any other odd behavior. I thought maybe it just got stunned if it got hit by dirt, but I'm not sure that really happened at all. Then yesterday happened. read more