All comparisons

American Bullfrog vs Red-legged Frog

How does the American Bullfrog compare to the Red-legged Frog? They are both members of the Ranidae family. Below we put their classification, habitat, diet, size, and conservation status side by side — and settle who would win in a fight.

American Bullfrog
Red-legged Frog

Side-by-side comparison

American Bullfrog
Red-legged Frog
Scientific name
Lithobates catesbeianus
Rana draytonii
Classification
Amphibian
Amphibian
Family
Ranidae
Ranidae
Habitat
Freshwater wetlands, ponds, lakes, and slow-moving streams
Freshwater streams, ponds, and marshes
Diet
Carnivore
Carnivore
Conservation status
Least Concern
Vulnerable
Lifespan
7-9 years in the wild
4-8 years
Weight
0.5–0.8 kg (1.1–1.8 lbs)
25-80 grams

American Bullfrog vs Red-legged Frog: who would win?

American Bullfrog

American Bullfrog

0.5–0.8 kg (1.1–1.8 lbs)

VS
Red-legged Frog

Red-legged Frog

25-80 grams

American Bullfrog wins high confidence

American Bullfrog is substantially heavier (0.5–0.8 kg (1.1–1.8 lbs) vs 25-80 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.

Similarities

  • Both are amphibians.
  • Both belong to the Ranidae family.
  • Both have a carnivore diet.

Differences

  • Habitat: Freshwater wetlands, ponds, lakes, and slow-moving streams vs Freshwater streams, ponds, and marshes.
  • Conservation: Least Concern vs Vulnerable.
  • Weight: 0.5–0.8 kg (1.1–1.8 lbs) vs 25-80 grams.

American Bullfrog vs Red-legged Frog: FAQ

Who would win in a fight, a American Bullfrog or a Red-legged Frog?

American Bullfrog wins. American Bullfrog is substantially heavier (0.5–0.8 kg (1.1–1.8 lbs) vs 25-80 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.

What is the difference between a American Bullfrog and a Red-legged Frog?

American Bullfrog and Red-legged Frog differ in several ways — habitat: freshwater wetlands, ponds, lakes, and slow-moving streams vs freshwater streams, ponds, and marshes. conservation: least concern vs vulnerable. weight: 0.5–0.8 kg (1.1–1.8 lbs) vs 25-80 grams.

Do American Bullfrog and Red-legged Frog live in the same habitat?

No — American Bullfrog lives in freshwater wetlands, ponds, lakes, and slow-moving streams, while Red-legged Frog is found in freshwater streams, ponds, and marshes.

What do American Bullfrog and Red-legged Frog eat?

Both American Bullfrog and Red-legged Frog have a carnivore diet.

Which is more endangered, the American Bullfrog or the Red-legged Frog?

American Bullfrog is listed as Least Concern, while Red-legged Frog is listed as Vulnerable.

How big are American Bullfrog and Red-legged Frog?

American Bullfrog weighs around 0.5–0.8 kg (1.1–1.8 lbs), while Red-legged Frog weighs around 25-80 grams.

American Bullfrog

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American Bullfrog

Red-legged Frog

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Red-legged Frog