Please note that the lower jaw is used for aging. Do not use the upper jaw.

Aging of Whitetails

Age 1 1/2 Years - Teeth 1,2,3, are milk teeth that have not been replaced and are usually heavily worn. Tooth 3 has three cusps. Teeth 4,5,6 are permanent teeth. Tooth 6 may or may not be fully through the gum.

Age 2 1/2 Years - Teeth 1,2,3, have been replaced with permanent teeth and have very little wear Tooth No. 3 has two cusps instead of three. Tooth No. 4 has very little wear that is dentine (dark area) of tooth No. 4 is not wide as the enamel (white area) that surrounds it. The posterior cusp of tooth No. 6 shows slight wear.

Age 3 1/2 Years -The dentine of tooth No. 4 is as wide or wider than the enamel that surrounds it. This is not true of tooth No. 5, the posterior cusp of tooth No. 6 shows definite wear, and is almost flat.

Age 4 1/2 Years - The dentine of teeth No. 4 and 5 is as wide or wider than the enamel that surrounds it. This is not true of tooth No. 6. The posterior cusp is badly worn and outer edges slope downward.

Age 5 1/2 Years - The dentine on teeth No. 4,5,6, is as wide or wider than the enamel which surrounds it.

Age 6 1/2 Years -Tooth No. 4 is worn smooth. Teeth No. 5, 6, like 5 1/2 year old deer.

Age 7 1/2 Years -Teeth No. 4,5, are worn smooth.

Age 8 1/2 Years or older - Teeth No. 4,5,6, are all worn smooth.

The information provided on this page has been reproduced with permission from the Alabama Division of Wildlife and Freshwater Fisheries.
Alabama Division of Wildlife and Freshwater Fisheries