The Platypus was first described in 1799 in Shaws naturalists variety along with the koala, Kangaroo, wombat and emu. The most curious was the platypus. Since its first discovery in that location has been much debate as to whether it is a mammal and how it should be classified. Â Â Â Â Â Â Â Â The platypus is a primitive mammal that has umpteen an(prenominal) features that cave in it from former(a) mammals-it lays eggs, in that location is an absence seizure of true odontiasis and an absence of mammary glands, although it has special glands that issue milk. It has fur like separate animals, scarcely it has a flyer like the bill of a duck, webbed feet and a fanny like a beaver. Â Â Â Â Â Â Â Â A dried platypus whittle has been sent to England in 1798 and was considered to be fake. Â Â Â Â Â Â Â Â Up until 1884 there was disbelief about how the platypus reproduced. In 1884 Caldwell solved the problem by capturing a female with eggs. Â Â Â Â Â Â Â Â about 1904 the scientific Ameri flock report that there are many mammals that do not take in teeth when adults. Â Â Â Â Â Â Â Â Up until 1973 there was uncertainty about the platypus being able to govern its body temperature like other mammals. Recent research shows that it can regulate body temperature but the mechanism is underdeveloped. Â Â Â Â Â Â Â Â There are two living groups: The platypuses and the echidnas.

The only Cretaceous mammal cognize for Australia is also a monotreme, Steropodon galmani, a platypus-like animal that might be more appropriately primed(p) in a family of its own. Â Â Â Â Â Â Â Â Unt il 1971, an intellect of the history of Aus! tralias platypus was non-existent. asunder from the fact that it was a monotreme and only known from Australia, altogether else was mystery. Then ternary major(ip) discoveries were made: two molar teeth of Obdurodon insignis, a 25 million-year-old platypus from the Tirari desert; a consult fragment with three teeth of sterepodan galmani a... If you want to get a full essay, post it on our website:
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