With its variety of water habitats, Ku-ring-gai is home to many different species of frog. Our frog population is constantly changing – in a particularly wet season frogs like the Striped Marsh Frog will thrive, while during a dry year, tree frogs will flourish.

Explore our many species below.

 Frog Description Size Status   Call  Known locations
Striped Marsh Frog A very common and widespread species, the hardy Striped Marsh Frog can live in almost any permanent water source in Sydney. This large frog has a mottled, striped brown body, often with a pale cream stripe down its back.

Up to 8cm 

Locally abundant and extremely common  A loud ‘tok-tok-tok’, similar to the sound of a tennis ball struck with a racquet

Widespread throughout Ku-ring-gai

Common Eastern Froglet One of the smallest, most common frogs in Ku-ring-gai. Common Eastern Froglets vary greatly in colour and pattern, ranging from rusty red to grey or yellow. Very adaptable.

Up to 3cm 

Locally abundant and extremely common A soft ‘eep-eep-eep’ similar to the sound of a low-pitched cricket Widespread throughout Ku-ring-gai
Green and Golden Bell Frog This frog is large and characterised by a bright, emerald green body with bronze and gold patches. A white or cream stripe runs from above the nostril, over the eye and down the side to the hind legs. The belly is white and skin is free from warts. Green and Golden Bell Frogs prefer to live in permanent ponds with bulrushes or Paspalum grass. They are active during the day and night, and feed on grasshoppers, cockroaches and other frogs. Up to 8.5cm Vulnerable - probably extinct locally A distinctive four-part call starting with a slow, drawn out ‘craw-craw-craw’ followed by some short grunts. Sounds like a distant motorbike changing gears. None
Lesueur's Frog or Stony Creek Frog This frog is a medium to large ground frog, usually brown with a dark stripe on the side of its head, blue and black spots above the inner thighs, black and yellow patterns on the back of the thighs, and a yellow groin. They like to live in sclerophyll forest, woodland and grassy areas. Up to 7cm Uncommon locally A soft purring sound None
Freycinet’s Frog or Rocket Frog Freycinet’s Frog is a small species, mottled brown in colour, with a pointed snout; patches, warts and skin folds all over its body, often in triangular rows; and fully webbed toes. These frogs are usually found in swampy areas, rocky creeks and coastal heathland in Ku-ring-gai, Hornsby and rural areas. They spend most of their time on the ground and are excellent jumpers. Up to 4.5cm Uncommon locally A rapid yapping or quacking call None
Green Tree Frog Possibly the most well known native frog in Sydney, the large Green Tree Frog is dark olive to bright green, sometimes with white spots on the back and sides. Surprised humans often find them in mailboxes, meter boxes, bathrooms and toilet blocks in the warmer months. Instantly recognisable due to their large eyes and ‘friendly’ smile. Up to 12cm Uncommon locally A loud, deep ‘crawk-crawk-crawk’, like a large dog barking None
Verreaux’s Frog or Whistling Tree Frog A small, light brown frog with a dark line down the centre of its back and dark stripe on the side of its head. The inside of its legs vary in colour from yellow through to red-orange and the belly is off-white. This species is mostly found around dams, ponds and sometimes in suburban gardens, however, its range has reduced and the species is in decline. Up to 3.5cm Uncommon locally A quiet ‘weep-weep-weep’ Warrawee
Leaf-green Tree Frog or Stream Frog The Leaf-green Tree Frog is a small species up to 40mm long and light green to dark olive green in colour with a cream or gold stripe from the nostril to the eye and a black stripe down the back. They can change colour rapidly to camouflage themselves. These frogs are usually found on creek lines on the leaves of Callicoma and Tristaniopsis trees and can breed in backyard fish ponds or dams. Due to the poor quality of urban creeks and catchments, they are in decline. Up to 4cm Uncommon locally A soft ‘erk-erk-erk’ West Pymble, South Turramurra, Warrawee, Gordon
Bleating Tree Frog This is a small species, creamish brown to pale grey in colour with a darker patch running down the back. The upper part of the eye is red, while the backs of the thighs are often yellow and the belly is yellow-white. Large toe discs help them climb. Bleating Tree Frogs are often seen in coastal lagoons, ponds and swamps, especially along grassy edges or beneath bark and large stones.  Up to 5cm Uncommon locally A high pitched bleat, almost painful in its pitch and volume St Ives, Lindfield, Roseville
Peron’s Tree Frog Peron’s Tree Frog is a large species with a grey and brown mottled appearance, often with tiny green specks on its back. It has large, silvery eyes with a pupil shaped like a cross and large toe discs to help it climb. Some frogs also have bright orange and brown marbled thighs. These frogs are often found between leaves of Gymea lilies near the ground or Pittosporum or Tristaniopsis trees quite high up where it is well protected by camouflage. Up to 9cm Fairly common A slow 'cackle' which has been likened to a maniacal laugh, easily recognised, with descending inflection and speed Warrawee, Turramurra, St Ives, West Pymble
Eastern Dwarf Green Tree Frog This frog is a slender species, green with a white stripe on the side of the head. The backs of the thighs and groin are orange to yellow, with light brown or fawn legs. Eastern Dwarf Green Tree Frogs are commonly found in large numbers along the edges of swamps, ponds and streams throughout Sydney. They like to sit on top of large reeds or in thick Lomandra sedges where they are well camouflaged. 2 – 3cm Common A ratchet-like ‘reek-pip-reek-pip-pip’. Often heard from September to April both day and night. St Ives, Turramurra, West Pymble, Roseville Chase