Morepork Synopsis of Birds", but did not give it a binomial name. German naturalist Johann Friedrich Gmelin described the morepork in 1788. "Morepork" has been designated the official name by the International Ornithological Committee. Both Gerlof Fokko Mees and Ernst Mayr regarded the taxonomy of the boobook owl as extremely challenging, the latter remarking in 1943 that it was "one of the most difficult problems I have ever encountered". In his 1968 book "Nightwatchmen of the Bush and Plain", Australian naturalist David Fleay observed that the boobooks from Tasmania more closely resembled those of New Zealand than those from mainland Australia,
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