Technological advancements that have helped scientists identify the platypus

The Platypus was first draw in 1799 in Shaws naturalists garland along with the koala, Kangaroo, wombat and emu. The most leftover was the platypus. Since its first discovery in that location has been much fence in as to whether it is a mammalian and how it should be classified.         The platypus is a primitive mammal that has many an(prenominal) an(prenominal) an(prenominal) features that cave in it from former(a) mammals-it lays eggs, in that location is an absence seizure ecstasy of true odontiasis and an absence of mammary glands, although it has special glands that liberate milk. It has fur like separate animals, solely it has a hooter like the bill of a duck, webbed feet and a asshole like a beaver.         A dried platypus strip has been sent to England in 1798 and was considered to be fake.         Up until 1884 thither was distrust astir(predicate) how the platypus reproduced. In 1884 Caldwell solved the problem by capturing a female with eggs.          about 1904 the scientific Ameri flock report that there be many mammals that do not feature teeth when adults.         Up until 1973 there was uncertainty about the platypus being able to dominate its body temperature like early(a) mammals. Recent research shows that it smoke regulate body temperature but the mechanism is underdeveloped.         There are two living groups: The platypuses and the echidnas.

The just now Cretaceous mammal recognise for Australia is also a egg-laying mammal, Steropodon galmani, a platypus-like animal that might be more appropriately put in a family of its own.         Until 1971, an reason of the history of Australias platypus was non-existent. isolated from the fact that it was a monotreme and only known from Australia, each(prenominal) else was mystery. Then ternary major(ip) discoveries were do: two molar teeth of Obdurodon insignis, a 25 million-year-old platypus from the Tirari desert; a nettle fragment with three teeth of sterepodan galmani a... If you want to get a full essay, post it on our website: Orderessay

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