🐊 American alligator vs Polar bear 🐻❄️
The American alligator is about twice as long as the polar bear. They are about the same.
Getting the animals ready…
| Row | 🐊 American alligator | 🐻❄️ Polar bear |
|---|---|---|
| Size The American alligator is about twice as long as the polar bear. | 8 to 11 ft2.4 to 3.4 m1 | 4.9 ft1.5 m2 |
| Top speed Neither has a checked number yet. | no checked number yet | no checked number yet |
| Weight They are about the same. | 1,000 lb454 kg3 | 399 to 1,450 lb181 to 658 kg2 |
| Lives The American alligator usually lives about twice as long as the polar bear. | 50 years50 years1 | 25 years25 years2 |
| Eats Both eat meat. | fish, turtles, frogs, snakes and birds | mostly seals, caught at holes in the sea ice |
| Lives in They live in different kinds of places, so they would hardly ever meet. | swamps, marshes, rivers and lakes of the southeastern United States | the Arctic, on the sea ice around the North Pole |
Which one? American alligator or polar bear
🏁 Who would win the race?
We don't have a checked top speed for the American alligator or the polar bear yet, so there is no race.
We only race. Real animals mostly avoid each other. A race is the only fair contest: who reaches the tree first, by top speed. Our face-off books compare real numbers, and nobody gets hurt.
10 things to know about American alligator vs Polar bear
- The American alligator: It digs pools in the swamp that help other animals in dry weather.
- The polar bear: The biggest bear, at home on the frozen Arctic sea ice.
- They are different kinds of animal. The American alligator is a reptile, so it has scaly skin; the polar bear is a mammal, so it breathes air with lungs and feeds its babies milk.
- The American alligator is about twice as long as the polar bear: 1 against 2.
- They are about the same. That is 3 for the American alligator and 2 for the polar bear.
- The American alligator usually lives about twice as long as the polar bear. Usual lifespans: 1 for the American alligator and 2 for the polar bear.
- Both eat meat. The American alligator eats fish, turtles, frogs, snakes and birds; the polar bear eats mostly seals, caught at holes in the sea ice.
- The American alligator lives in swamps, marshes, rivers and lakes of the southeastern United States. The polar bear lives in the Arctic, on the sea ice around the North Pole. They live in different kinds of places, so they would hardly ever meet.
- The American alligator: doing fine (Least Concern on the IUCN Red List). 4
- The polar bear: needs help (Vulnerable on the IUCN Red List). 5
Wow facts
🐊 American alligator
- Baby alligators chirp from inside their eggs.
- The warmth of the nest decides if hatchlings are males or females.
- An alligator's snout is wide and rounded, like a U.
🐻❄️ Polar bear
- Under its white-looking fur, a polar bear's skin is black.
- Each hair is clear and hollow, not white.
- Its huge paws work like paddles and snowshoes.
Questions kids ask about American alligator and Polar bear
Which is bigger, American alligator or polar bear?
The American alligator is about twice as long as the polar bear: 1 against 2.
Which is heavier, American alligator or polar bear?
They are about the same. That is 3 for the American alligator and 2 for the polar bear.
Which lives longer, American alligator or polar bear?
The American alligator usually lives about twice as long as the polar bear. Usual lifespans: 1 for the American alligator and 2 for the polar bear.
What do American alligator and polar bear eat?
Both eat meat. The American alligator eats fish, turtles, frogs, snakes and birds; the polar bear eats mostly seals, caught at holes in the sea ice.
Where do American alligator and polar bear live?
The American alligator lives in swamps, marshes, rivers and lakes of the southeastern United States. The polar bear lives in the Arctic, on the sea ice around the North Pole. They live in different kinds of places, so they would hardly ever meet.
Who would win, American alligator or polar bear?
We never show fights, because a fight is not a fair way to compare animals. They live in different kinds of places, so they would hardly ever meet. What we can compare is how big, how heavy, how fast, how long they live and what they eat, as above.
📤 Share this pair
The link carries only the two animals’ names: peabody.kids/animals/compare/american-alligator-vs-polar-bear
Where these numbers come from
- National Park Service, Gulf Islands, checked 30 October 2026.
- National Park Service, checked 30 October 2026.
- Smithsonian's National Zoo, checked 30 October 2026.
- Wikidata, from the IUCN Red List, checked 30 October 2026.
- Wikidata, from the IUCN Red List, checked 30 October 2026.