Cortisol and other hormones release a surge of energy in the form of glucose (sugar), which the body can use to fight or flee. That rush of glucose is no problem if your body's insulin response is working correctly.
Notice that the kittensâ ears are just beginning to unfold, though their eyes remain closed. Their sense of smell, hearing, and taste are slowly starting to develop. Tweed is only three days old. After almost a week, the kittens begin to wiggle around on their own a little bit and their eyes start to open.
Generally, when a kittenâs eyes are open and able to focus, and he is steady on his feet, the introduction of solid food can safely begin. The process typically takes between four and six weeks, with most kittens completely weaned by the time theyâre eight to ten weeks old.