monotreme

English - Turkish

Definition of monotreme in English Turkish dictionary: monotrem; tekdelikli; Avustralya, Yeni Gine ve Yeni Zelandaya özgü memelilerin en az gelişmiş hali olan yumurtlayan memelilerden biri, veya bu memelilere verilen genel isim, kısaca yumurtlayan memeli

English - English

Definition of monotreme in English English dictionary: Having a single trema, or aperture; A mammal that lays eggs and has a single urogenital and digestive orifice. Only the echidnas and platypuses are included in this group; The lowest class of mammals which lay eggs; The monotremes are the only egg-laying mammals They include the platypus and the echidnas (e g the long-nosed echidna); Any of three living species of egg-laying mammals (order Monotremata): the platypus and two species of echidna. Monotremes are found only in Australia, Tasmania, and New Guinea. Except for their egg laying, they have mammalian characteristics, such as mammary glands, hair, and a complete diaphragm. They lack teats; the young suck milk through pores on the mother's skin. The earliest fossil monotremes, found in Australia, are only about 2 million years old and differ little from present species. Monotremes probably originated from a line of mammal-like reptiles different from the line that gave rise to placental mammals and marsupials; A group of mammals which lays eggs The only living members of this group are duck-billed platypuses and spiny anteaters (echidnas); {i} animal which belongs to the family of egg laying mammals found in Australia (Zoology); Monotremes are a special group of mammals which lay eggs The only monotremes are echidnas and platypuses; One of the Monotremata; A zoological category that contains only echidnas and platypuses; mammals that lay eggs and have a common urogenital and digestive orifice; the most primitive mammals comprising the only extant members of the subclass Prototheria; A primitive type of mammal that lays eggs Includes the duck-billed platypus and the spiny ant-eater
monotremes: plural of monotreme