Learn how to say Marsupials correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word marsupial:
a mammal of an order whose members are born incompletely developed and are typically carried and suckled in a pouch on the mother’s belly. Marsupials are found chiefly in Australia and New Guinea, and also in America.
Order Marsupialia and infraclass Metatheria, subclass Theria
relating to the marsupials.
late 17th century (in the sense ‘resembling a pouch’): from modern Latin marsupialis, via Latin from Greek marsupion ‘pouch’ (see marsupium):