Stages of kitten development

Week 1: Days 1-7

  • Kittens are born blind and deaf; their eyes are closed and their ears folded down; they are pinkish and smaller than your hand.
  • The umbilical cord remains attached for the first three days.
  • At birth they usually weigh between 2 and 4 ounces.
  • They will need to be fed and helped with eliminations; if the queen is unwilling or unable, then they will need human assistance.
  • Newborn kittens are unable to regulate their body temperature; the environment must be kept at 80-90 degrees.

Week 2: Days 8-14

  • Eyes begin to open though vision is poor at this stage. The eyes are blue.
  • Kittens should gain approximately half an ounce each day, and by day 14, a kitten should have doubled its birth weight.

Week 3: Days 15-21

  • Kittens will begin to shakily move about and may try to walk or explore.
  • Ears will be erect; eyes are wide open.
  • Baby teeth begin to come in and they can now purr!

Week 4: Days 22-28

  • Kittens are becoming more active and mobile.
  • Their eyesight is improving, though not fully developed.
  • Their sense of hearing is now well developed.
  • They can start receiving mild replacer and water in bowls.

Week 5: Days 29-35

  • At 28 days old, kittens should weight approximately 1 lb. Canned and dry food may be introduced.
  • Kittens can start learning to use the litterbox.
  • Kittens are more coordinated and are now physically active.

Weeks 6 to 8: Days 36-60

  • Kittens should be eating 4 small meals a day, and by 8 weeks should be eating mostly solid foods.
  • They should have almost all of their baby teeth by now.
  • Healthy kittens this age are extremely active.
  • Kittens will receive their first vaccines at about 8 weeks of age.
  • At 2 months, they should weight about 2 lbs and can be spayed or neutered.