The chicken has been domesticated for well over 10,000 years, making it one of the earliest domesticated species. Now, the chicken is one of the most common and widespread domestic animals. Chickens are omnivores. In the wild, they often scratch at the soil to search for seeds, insects and even animals as large as lizards.
- Skull Length 7.3 cm (2.9 in.)
- Skull Width 3.5 cm (1.4 in.)
- Skull Height 3 cm (1.2 in.)