Wildlife Clinic

Species

Little grass frog

Pseudacris ocularis

North America's smallest frog, barely a centimetre long, calling with insect-like chirps.

A little grass frog clinging to a blade of grass in Georgia, tiny and tan with a dark stripe through the eye.

Photo Alex Stach (opens in a new tab) / iNaturalist, CC BY 4.0 (opens in a new tab)

At a glance

Size
About 1 to 1.8 cm long
Habitat
Grassy wetlands, cypress ponds and wet pine flatwoods
Diet
Tiny insects
In Georgia
The Coastal Plain
Voice
A faint, high, insect-like "set-see"
Rabies vector
No

Identification

Key marks
Tiny; tan, brown or reddish with a dark stripe through the eye and down the side
Told apart from
Cricket frogs, which are warty and larger
Where to look
Among grasses in wet flatwoods; almost impossible to spot

Behaviour

Little grass frogs call almost all year in the south, climbing grass stems in shallow water. Their call is easily mistaken for an insect's.

Why they matter

They are the smallest frogs in North America and part of the great diversity of southern wetlands.

Reproduction and lifecycle

Eggs — Laid singly on the bottom of shallow water
Hatching — In a few days
Tadpoles — Change into frogs in 6 to 10 weeks
Maturity — Within a year
Lifespan — About a year
Calling — Almost all year

Living around people

  • It is harmless and rarely seen.

Misconceptions

  • It is a baby frog. It is fully grown.

Related species

Seasonal activity

When this species is breeding, and when there are nests on the ground. Mowing during the shaded months is how most nests are found.

Breeding and active nests by month for this species
JanFebMarAprMayJunJulAugSepOctNovDec
BreedingJan: noFeb: noMar: noApr: noMay: noJun: noJul: noAug: noSep: noOct: noNov: noDec: no
Active nestsJan: noFeb: noMar: noApr: noMay: noJun: noJul: noAug: noSep: noOct: noNov: noDec: no
NotesCalling on mild nightsCallingBreedingBreedingBreedingBreedingBreedingBreedingBreedingCallingCalling on mild nightsCalling on mild nights

Where it lives

Recorded in 5 states and provinces. Each one links to the other animals there, and to the rehabilitators licensed for them.

If you found one

Answer a few questions and you will get a specific answer for what you are looking at.

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