The South Island Wren, aka Rock Wren (not the one from North America), is a native of New Zealand.
It is a poor flyer, usually flying short distances and low to the ground. Because of that, it has become threatened by introduced mammals who find it easy prey.
Classification:
Order: Passeriformes
Family: Acanthisittidae
Genus: Xenicus
Species: X. gilviventris
Photos:
Rock wren
Photo courtesy of 57Andrew
Xenicus gilviventris, rock wren, Homer Saddle, Fiordland, 6th Dec 2007 9
Rock wren in scree on Homer Saddle, Fiordland, NZ
Photo courtesy of Motolorax
