Platypus - Wikipedia
The platypus (Ornithorhynchus anatinus), [4] sometimes referred to as the duck-billed platypus, [5] is a semiaquatic, egg-laying mammal endemic to eastern Australia, including Tasmania. The platypus is the sole living representative or monotypic taxon of its family Ornithorhynchidae and genus Ornithorhynchus , though a number of related species ...
Why Is the Platypus a Mammal? | Britannica - Encyclopedia Britannica
Found in Australian fresh water and estuaries, platypuses are small furry mammals with a distinct bill and a wide beaverlike tail. The classification of the platypus as a mammal—the same group of animals that includes dolphins, elephants, and humans—has not always been self-evident.
Platypus | Eggs, Habitat, Venom, & Facts | Britannica
2024年10月27日 · platypus, (Ornithorhynchus anatinus), a small amphibious Australian mammal noted for its odd combination of primitive features and special adaptations, especially the flat, almost comical bill that early observers thought was that of …
Monotreme - Wikipedia
Monotremes (/ ˈmɒnətriːmz /) are mammals of the order Monotremata. They are the only group of living mammals that lay eggs, rather than bearing live young. The extant monotreme species are the platypus and the four species of echidnas.
Why is the platypus a mammal? | Britannica - Encyclopedia Britannica
It is part of a group of mammals known as monotremes, which lay eggs and have specialized mouthparts. They branched off earlier in the evolutionary tree than marsupials and placental mammals, and they retained more reptilian features, such as a lower body temperature.
Is a Platypus a Mammal? - WorldAtlas
2018年2月12日 · Many people tend to classify platypuses as either reptiles or birds. Interestingly, despite laying eggs, platypuses are mammals. They are classified as monotreme mammals. Monotreme mammals lay eggs, and later hatch them as their means of reproduction.
Is the Platypus a Mammal? - Amazing Platypus Facts That
2024年6月28日 · The platypus is a remarkable anomaly among mammals, as it belongs to a small group that lays eggs. While most mammals give birth to live offspring, monotremes like the platypus and echidnas defy this norm.
Are platypuses mammals? - A-Z Animals
2022年9月23日 · However, there are a few key differences between the platypus and most mammals. The platypus has a more reptile-like gait because the legs are located on the side of the body rather than underneath. They also have extra bones in the shoulder, which few other mammals possess.
Platypus | National Geographic
It is one of only two mammals (the echidna is the other) that lay eggs. Females seal themselves inside one of the burrow's chambers to lay their eggs. A mother typically produces one or...
What is a platypus? - NOAA's National Ocean Service
2024年6月16日 · The platypus is a duck-billed, beaver-tailed, otter-footed, egg-laying aquatic creature native to Australia. If its appearance alone somehow fails to impress, the male of the species is also one of the world’s few venomous mammals!