Norfolk boobook mated with the female with the pair producing fledged chicks in 1989 and 1990. The original female disappeared in 1996 but, by then, there was a small hybrid population of about a dozen birds. These birds and their descendants continue to exist on the island. Norfolk boobook The Norfolk boobook ("Ninox novaeseelandiae undulata"), also known as the Norfolk Island boobook, Norfolk Island owl or Norfolk Island morepork, was a bird in the true owl family endemic to Norfolk Island, an Australian territory in the Tasman Sea between Australia and New Zealand. It is an extinct subspecies of the morepork ("Ninox
Australasian grebe Australasian grebe The Australasian grebe ("Tachybaptus novaehollandiae") is a small waterbird common on fresh water lakes and rivers in greater Australia, New Zealand and on nearby Pacific islands. At in length, it is one of the smallest members of the grebe family, along with the least grebe and little grebe. Both sexes are dark brown above with a glossy-black head and neck and a striking chestnut facial stripe, extending from behind the eye to the base of the neck. The eye is yellow, with a prominent pale yellow face spot below. Both sexes are generally duller, with no chestnut stripe,