If you mean abnormal, as in bloated, puffy, looking unwell, there are many causes and you should take it to a vet.
Frogs are animals that have to survive extreme circumstances, like lack of food. Therefore they are very voracious eaters when enough food is available. They can eat a large amount of prey-items or eat relatively big prey. In order to do this, they need an expandable stomach.
The frog would be the oppisit color witch would be purple
stomach
a green pacman frog
The inside of a frog's stomach has hard ridges. These hard ridges help mix the food with the digestive fluids when the stomach muscles churn the contents. The shape of these hard ridges is actually the shape of frog's stomach.
The Green Tree Frog has suction pads on the tips of its feet. The Green Tree Frog can change colour to match its surroundings. The Green Tree Frog has a long sticky thong.
when is a green tree frog most active
A Green Tree Frog
The Green Tree Frog has suction pads on the tips of its feet. The Green Tree Frog can change colour to match its surroundings. The Green Tree Frog has a long sticky thong.
food
Insects
The pylorus is the lower area in the stomach in a frog. The function of the pylorus in a frog is to standardize the exit of food from the stomach.
Yes any animals' stomach is an organ.