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American Alligator

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At a glance

Key facts

Scientific Name
Alligator mississippiensis
Weight
360 kg
Length
3.4 m
Lifespan
40 years
Habitat
Swamps, Rivers, Lakes
Diet
Carnivore

In context

American Alligator gives a strong semiaquatic size reference, spanning 91 to 360 kg and 2.57 to 4.37 m in body length. Its terrestrial primary medium, aquatic secondary medium, and 20-to-30-year wild lifespan make role-matched comparisons especially informative.

Available specifications

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PHYSICAL SCALE

PHYSICAL SIZE
3.4 × 0.45 m

PHYSICAL

Weight
360 kg
Height
0.45 m
Length
3.4 m

LIFE

Lifespan
40 years
Gestation
65 days

TRAITS

Scientific Name
Alligator mississippiensis
Diet
Carnivore
Habitat
Swamps, Rivers, Lakes

ABILITIES

Speed (km/h)
30
Bite Force (PSI)
2,125

Reported species traits

Sex and geographic scope are not separated, and life stage is unspecified. Ranges do not imply an average. These measurements are not matched to the recorded length or height.

American Alligator

Alligator mississippiensis

Reported body length

Reported minimum
2.57 m
Reported maximum
4.37 m
Reported average
Unknown

Originally reported units

Reported minimum
257 cm
Reported maximum
437 cm
Reported average
Unknown

Reported mass

Reported minimum
91 kg
Reported maximum
360 kg
Reported average
Unknown

Reported wingspan

Unknown

Wild lifespan

Typical minimum
20 years
Typical maximum
30 years
Reported average
Unknown

Locomotion

Primary medium
terrestrial
Additional reported media
aquatic
Reported behaviors
terricolous, natatorial

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