The Biggest Animals Kingdom and in The World | Echidna | Echidnas are small mammals solitary thick hairy spines. Like the platypus of them with electronic sensors fitted, but while the platypus has 40,000 electroreceptors in its bill, has the long-beaked echidna only 2,000, and short-beaked echidna, which lives in an arid environment, not more than 400 at the tip of the snout is. Echidnas have a small mouth and a toothless jaw. The short-beaked echidna, the diet consists mainly of ants and termites, while the species typically eat worms and insect larvae Zaglossus Long-beaked echidnas have sharp spines, small in the language, help to capture the prey. Echidna and the platypus are the only egg-laying mammals, known as monotremes.
To live the wild echidna average at 16 years Male echidnas have a four-headed penis. The heads used are swapped each time the mammal copula Unlike previous studies, the Echidna does enter REM sleep, but only when the ambient temperature 25 ° C (77 ° F). Molecular clock and fossil data suggest that a distinction has made the echidna platypus 19-48000000 years.
The genus includes three Zaglossus species and species that only of two fossils known, while only one extant species of the genus Tachyglossus is known. Knuckles is abechidna in the video game Sonic the Hedgehog series. Knuckles made his debut in Sonic the Hedgehog 3 for Sega Megadrive and Sega Genesis. Echidnas on the back of the Australian 5 cent coin. Millie, an echidna, was a mascot for the Olympic Summer Games 2000th