For example, the grey-cheeked mangabey has thick enamel on its teeth, enabling it to open hard fruits and seeds that other monkeys cannot.

The absence of thick enamel also indicates that historically humans have maintained a meat-heavy diet.

In most of the labs, the shiny, thick, white or pale green enamel had peeled to show cracked plaster.

Other features of the Kenyanthropus are thick enamel, steep nasal cavity entrance and moderate mandibular depth.

This species had a relatively thick enamel on the molars.

The teeth have small canines, but australopiths generally evolved a larger post-canine dentition with thicker enamel.

The incisors are broad and flat, while the molars have low, rounded cusps with thick enamel.

Defining dental traits include three-rooted premolars, thick enamel and bunodont cusps.

So they need teeth with very thick enamel so they won't wear out in a few years.

The teeth of the upper cheek are low-crowned with thick enamel.