Kitten Development Images. Kittens will probably never grow again at the remarkable rate they accomplish during this period, and seeing the changes in their development from week to week is an incredible experience. At three weeks old kittens' legs start to work more reliably.
As an owner, you have to know exactly what your kitten, or the kittens in your cat's litter need.
Check out our newborn kitten progression chart. Despite tnr (trap, neuter, return) efforts with feral and strays as well as the spaying and neutering of our companion cats. Kitten development is a process that occurs in the first six to 18 months of a cat's life. There are four main stages, each with its own unique characteristics.