Specimen of the Week 338: a tour of the Platypus Skeleton
2018年4月13日 · Male platypuses are among the only mammals to produce venom, and the only ones known to use it to fight rivals. Sticking out from their ankles is a hollow horny spur, supported by a spike of bone, through which a duct carries venom from a venom gland.
Platypus - The Australian Museum
The skeleton of the Platypus is heavy and has several similarities to that of fossil and modern reptiles. These include pectoral girdles made of five bones, splayed legs and rudimentary ribs on the neck vertebrae.
Platypus - Wikipedia
Platypus skeleton. Because of the early divergence from the therian mammals and the low numbers of extant monotreme species, the platypus is a frequent subject of research in evolutionary biology. In 2004, researchers at the Australian National University discovered the platypus has ten sex chromosomes, compared with two (XY) in most other mammals.
Duckbill platypus - skeleton and body rolling animation
2009年9月29日 · Rolling animation of the skeleton and body of a duckbill platypus (Ornithorhynchus anatinus; USNM 221110). An entire platypus, a female collected in 1916 and...
Platypus anatomy - Comparative Brain Anatomy
Platypus skull from UNSW Zoology collection, CT scanned at Prince of Wales Radiology Department, Randwick. The interior of the skull houses the pear-shaped brain with a smooth cerebrum. Unlike echidnas, the platypus does not have a cribriform plate and olfactory nerve fibres pass through narrow olfactory foramina from the nasal cavity to the ...
Platypus ( Ornithorhynchus anatinus ) Fact Sheet: Physical ...
2024年10月30日 · Platypuses rely on their electrosensitive bills to hunt. While diving, a groove on each side of their head containing their eyes and ears closes shut. This protects these sensitive organs while diving but also renders the platypus blind and mostly deaf while underwater.
Exploring the Intricacies of the Platypus Skeleton
2024年3月24日 · The platypus skeleton stands as a testament to the evolutionary ingenuity of this enigmatic creature. From its reptilian-like skull to its specialized postcranial adaptations, every aspect of the platypus skeleton reflects its unique evolutionary history and ecological niche.