There are many animals that do not have upper incisors:
There are approximately Two Incisors in the upper jaw of a Rabbit
A lion has only one jaw, which consists of two parts: an upper jaw (maxilla) and a lower jaw (mandible). The jaws work together to help the lion eat, chew, and capture prey.
Cows have a total of 32 teeth: six molars (strong grinding teeth) each side on top and bottom, plus eight incisors on the bottom front. On the top front they have a pad of tough skin.
No, it is not because it does not really use the top jaw to move and chew with.
Are you talking about the Tasmanian tiger (also know as the thylacine).
The gecko has a movable upper jaw. This is one of the reasons a gecko has such a strong and fierce bite.
The maxilla forms the upper jaw. See the related link for more information.
The upper jaw on fishes functions the same as the upper jaw in Humans . They just have different teeth. The upper jaw on most animals functions as a platform for the lower jaw to close against .
Horses chew by moving their lower jaw in an oval pattern because their lower jaw is narrower than the upper jaw. As the jaw closes, it moves from one side to the other. As it opens it returns to the original position.
Upper jaw is a maxilla, and the lower jaw is a mandible.
the name for the upper jaw is maxilla and the name for the lower jaw is mandible
No. It is part of your skull so it doesn't move like your lower jaw. Your lower jaw moves because it is a separate bone attached to the tendons and muscles that move it.
Because your upper jaw is part of your skull which is connected to your spine and your lower jaw is connected to your upper jaw by a hinge type joint that allows you to move your lower jaw so that we can eat. So therefore we cannot move our upper jaw because that would require moving our head which would move our lower jaw too.
Maxillary means pertaining to the upper jaw, or maxilla.
There are approximately Two Incisors in the upper jaw of a Rabbit
baffalo has no upper teeth
No the upper jaw is attached to the rest of the skull and is fixed in position while the bottom jaw is jointed.