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.
One Week Old. One week in this world, Darling, Denby, Corduroy, Tweed, and Wembley are becoming more aware of their surroundings. Their eyes are almost completely open, though their eyesight is still unfocused. They have doubled their birth weight to around eight ounces. At about seven days old, a kittenâs ears will unfold.