our nearly 5 month old male kitten is not fixed... yet. I've noticed that recently, when he plays with our 2 yr. old spayed female, he jumps on her back and bites her neck. Is he trying to say his hormones are kicking in? Is 5 months old too early to have him neutered? The female always throws him off, and often gives him a couple of solid bops on the nose, but he goes right back at it (men...
)