A study in 2003 showed that Anhanguera held its head at an angle to the ground due to its inner ear structure, which helped the animal detect its balance. Anhanguera had bony rings in their eye sockets, called sclerotic rings.
In a 2003 study, it was discovered that Anhanguera's head position was angled downward due to its inner ear structure, enabling it to sense balance. The animal had bony rings in its eye sockets known as sclerotic rings.