The southern brown tree frog is native to southern Australia. Other common names of this tree frog are brown tree frog, whistling tree frog, or Ewing's tree frog.

Ranges from pale fawn, cream, or orange to light brown, although some individuals in western Victoria and South Australia are partly or completely green. It has a wide brown band that starts from between its eyes and runs down its back. Darker flecks are also scattered across its back. It has a narrow black or brown stripe that runs from its snout to its shoulder, and a pale stripe that runs from below its eye to the base of its arm. Its belly is white to yellow and breeding males have a light brown vocal sac (beneath their mouth).

Distinctive features

Its back is smooth with small lumps, its fingers have no webbing and its toes are half webbed.

Perennial, rhizomatous herb with strappy leaves.

Leaves

Glossy green, firm and flat. Long and thin up to 1 m long and roughly 1 cm wide. Leaves are usually taller than the flowering stem. Leaf base is broad with brownish edges. Tips of leaves have teeth.

Flowers

Grow in a whorled cluster attached to a straw-coloured bracts. Individual flowers are roughly 4mm long, but the cluster and leaf grow to 50 cm. Have a strong scent. Flower head is brown – during flowering petals are creamy yellow.

Males have a rich blue and black plumage above and on the throat. The belly is grey-white and the beak is black. In non-breeding plumage, called eclipse, he is very similar to the female.

Females and young birds are mostly brown above with a dull red-orange area around the eye and brown beak. Females have a pale green gloss, absent in young birds, on the otherwise brown tail. Both sexes possess brown legs.

The nest is dome-shaped consisting of grass, moss, rootlets, twigs, spiders webs and other bramble. Found low in tussock, shrub or bracken.

Also know as Blackthorn.

A woody shrub to small tree, usually with thorny branches. Grows up to 5 – 10 m high.

Leaves

Glabrous, dark green, 20 – 44 mm long and 5 – 9 –mm wide.

Flowers

White, 6 – 10 mm wide, fragrant.

Metallic blue-black on top and light to dark grey on its breast and belly. Its forehead, throat and upper breast are rust in colour. It has grey legs and feet, and its eyes and bill are black. A young Welcome Swallow has shorter tail feathers than an adult and its forehead and throat are a creamy beige (instead of rust).

Distinctive feature

A deeply forked tail with a white band or row of spots on the long tail feathers.

Mostly light blue-grey in colour. The forehead, crown, chin and upper throat are white. It has a long, slim neck and a pointed grey-black bill. The legs are long and dull yellow in colour. Easily identifiable when seen from below with the dark flight feathers of the wing contrasting with the paler grey plumage.

Males and females are similar. When breeding, the birds have long feathers (nuptial plumes) on the head, neck and back. Young are similar in appearance to non-breeding adults, with little to no white on the face; underparts often have a reddish colour.

Distinctive feature

Its characteristic white face.

One of Australia's most widespread birds on mainland.Mostly black with a white belly and eyebrow.  A young bird has paler, slightly rusty edges to its wing feathers.

Size

18 - 22 cm long (from head to tail)

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