The platypus received its name due to its unique and striking appearance. The name "platypus" comes from the Greek words "platys," meaning "flat," and "pous," meaning "foot." The name is a reference to the platypus's webbed feet, which are well-suited for its semi-aquatic lifestyle. The platypus's appearance, with its bill resembling that of a duck, webbed feet, and a body covered in fur, was a source of fascination and curiosity when it was first encountered by European explorers in Australia.
The platypus was initially described and named by European naturalists in the late 18th century, and its name reflects its distinctive combination of features.