Pig Frog
Lithobates grylio
Silhouette: Jose Carlos Arenas-Monroy · PhyloPic
- KingdomAnimalia (Animals)
- PhylumChordata (Chordates)
- ClassAmphibia (Amphibians)
- OrderAnura (Frogs and Toads)
- FamilyRanidae (Typical Frogs)
- GenusLithobates (American Water Frogs)
- SpeciesLithobates grylio (Pig Frog)
About the Pig Frog
The pig frog (Lithobates grylio) is a species of aquatic frog found in the Southeastern United States, from South Carolina to Texas. Some sources also refer to it as the lagoon frog or the southern bullfrog. Pig frogs (Lithobates grylio) are a species of frog that belong to the class Amphibia, the order Anura, the family Ranidae, and the genus Lithobates. They are part of the phylum Chordata, which includes animals with a notochord and a hollow nerve cord. Pig frogs are vertebrates, meaning they have a backbone, and they are tetrapods, meaning they have four limbs. They are adapted to living both on land and in water, and they are commonly found in the southeastern United States. Norwegian-American naturalist Leonhard Stejneger described the pig frog in 1901, and it still bears its original name. The name comes from the calls the frog makes, sounding like a pig grunting.
The pig frog is green or grey-green in color, with brown or black blotching. It has fully webbed feet, a sharply pointed nose, and large tympana (eardrums). The Pig frog is sexually dimorphic in size and coloration, the males also have a larger tympanum than the females. It is easily... Wikipedia →
Recent sightings of Pig Frog in Everglades National Park
LIVEiNaturalistClosest Relatives at Everglades National Park
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Lithobates sphenocephalus
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Osteopilus septentrionalis
Southern Toad
Anaxyrus terrestris
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Rhinella marina
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Eleutherodactylus planirostris
Green Treefrog
Dryophytes cinereus
Eastern Narrow-mouthed Toad
Gastrophryne carolinensis
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Dryophytes squirellus
Oak Toad
Anaxyrus quercicus
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Acris gryllus
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Pseudacris ocularis
Southern Chorus Frog
Pseudacris nigrita
Global Distribution
Warmer areas are where this animal is recorded most often.
Parks Where Found
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Big Cypress National Preserve | 🇺🇸 United States | |
| 2 | Everglades National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Pig Frog in Everglades National Park?
About 10% of wildlife watchers report a Pig Frog sighting in Everglades National Park, based on 99 verified sightings from GBIF citizen-science data.
When is the best time to see Pig Frog in Everglades National Park?
July has the highest sighting rate for Pig Frog in Everglades National Park in our monthly data.