The American frog, also known as the swamp green bullfrog, hog frog, or hog song frog, is a species of frog from the southwestern United States, distributed from South Carolina to Texas. The American frog is similar in shape to the average frog, larger than the average individual frog, but smaller than the bullfrog, the largest individual about 500 grams. Frog body flat, head small giant flat, tympanum is not very developed, small prominent eyes, small front limbs, hind limbs thick and developed, not good at jumping.
The bullfrog belongs to the amphibian class, anuran, frog family, is a kind of large edible frog, its meat is tender, flavorful, nutritious, and has certain medicinal value. Bullfrogs, commonly known as American water frogs, are large, fast-growing, high-yield individuals native to North America, and have spread to all continents of the world, and are the main breeding species of edible frogs in various parts of the world.
Origin: Bullfrogs originate from the east of the Rocky Mountains in North America, while American frogs originate from the southwestern part of the United States.
Appearance: Bullfrogs are larger, dark brown in color, with fully webbed toes and less developed hind limbs, while swamp green bullfrogs are slightly smaller, aqua-green in color, with semi-webbed toes and well-developed hind limbs.
Habits: bullfrogs are active, good at jumping, do not like to swim, hibernate when the temperature is lower than 10 ℃, while the swamp green bullfrogs are docile, good at swimming, not good at jumping, hibernate when the temperature is lower than 2 ℃.
I. Origin
1, the bullfrog originates from North America (the area east of the Rocky Mountains in North America, north to Canada, and south to the northern part of Florida).
2, American frogs (American frogs, swamp green bullfrogs) are native to the southwestern region of the United States (South Carolina to Texas).
The difference between bullfrogs and American frogs
Two, appearance characteristics
1, bullfrogs are larger individuals, the body color is dark brown, the toes are fully webbed, and the hind limbs are not very developed.
2. The swamp green bullfrogs are slightly smaller than the bullfrogs, with a slightly lighter, aqua-green body color, smoother skin, semi-webbed toes, and well-developed, muscular hind limbs.
The difference between bullfrogs and American frogs
Three, habits
1, bullfrogs chirp loudly, mobile, good at jumping, do not like to swim, when the temperature is lower than 10 ℃ hibernation.
2, swamp green bullfrogs chirp smaller, docile, good at swimming, not good at jumping, hibernate when the temperature is below 2 ℃.
The difference between bullfrogs and American frogs
4. Disease resistance
The swamp green bullfrogs are more resistant to diseases, while the bullfrogs are weaker, and they are easy to be infected with diseases such as red-legged disease