Multiple choice

A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of _ old.

  1. 4 years

  2. 1 years

  3. 2 years

  4. 3 years

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cattle erupt their permanent incisors in pairs. The final pair (the corners) erupts around 4 years of age, indicating the animal is at least that old.