Morepork they emulate the bird's distinctive two-pitched call. It has dark brown plumage with prominent pale spots, and golden-yellow eyes. It is generally nocturnal, though is sometimes active at dawn and dusk, retiring to roost in secluded spots in the foliage of trees. The morepork feeds on insects and small vertebrates, hunting by pouncing on them from tree perches. The International Union for Conservation of Nature has assessed the morepork as being of least concern on account of its large range and apparently stable population. English naturalist John Latham wrote of the New Zealand owl in his 1780s work "A General
Failure to refer most successful playwrights of late Victorian London” have the same truth value: false. This equality may present problems for those wishing to distinguish such statements in terms of truth value. Some statements are false with reference to the actual world but potentially true in reference to some fictional world. Coleridge's poem "Kubla Khan" ("In Xanadu did Kubla Khan a stately pleasure-dome decree") does not, strictly speaking, suffer reference failure. The 18th century version of the name Kublai Khan picks out a Mongol emperor, the grandson of Genghis Khan. But since few of the events in Coleridge's narrative poem obtain in