No mammal has a duckbill.
The platypus is sometimes mistakenly called the "duckbill platypus" but this is a complete misnomer. The platypus's bill is nothing like that of a duck, being flatter and broader. Also, it is equipped with electroreceptors which enable it to find food underwater. The duck's bill does not have this facility.
Because they lay eggs. A mammal doesn't lay eggs but the Duckbill platypus and Echidna are the only two exceptions as they are mammals but lay eggs. they are considered mammals because they feed their young with milk they produce.
Platypus
Duckbill pugolovka was created in 1927.
A duckbill is the bill of a duck. It is also the name often erroneously applied to the monotreme known as the platypus.
The platypus's snout is called a bill. It is not the same as a "duckbill"; nor is it ever called a "duckbill".
Jackass
yes they swim.
It is an duckbill platypus:)
The platypus is known overseas as the "duckbilled platypus" or just the "duckbill", but in Australia it is just commonly called the 'platypus'.The platypus is sometimes known as the duckbilled platypus, because its bill loosely resembles that of a duck, and is of a shape not found on any other mammal.
beaver + spider
The duckbill platypus belongs to the group of egg-laying mammals known as monotremes. These unique animals lay eggs and also produce milk to feed their young.
Touring the small villages of Vietnam by bicycle was a unique experience.The platypus is a unique animal; a mammal which lays eggs, and has a duckbill and a beaver tail.