The throat is covered with spiny, dark grey scales which can be raised to form an impressive "beard".

Several groups of even longer spiny scales are located at the back of the head, the corners of the mouth, the external ear openings, and running posteriorly along both sides of the abdomen.

As the animal matures, it develops a subtle pale yellow, blue, or green tinge on the forepart of its head.

In its close relative, the central bearded dragon; the lining of the mouth is of a reddish-pink hue.

Recent observations concluded that hot temperatures were responsible for some of eastern bearded dragon lizards to change their sex makeup.

[7] The eastern bearded dragon feeds on a variety of small animals, including mice, smaller reptiles, and insects.