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How many species of placental mammals are there?
Infraclass placentals / plæsənˈteɪliə / is one of the three existing subdivisions of the mammalian animal class. The other two are monotreme and marsupials. The placenta contains the majority of extant mammals. .. Placentalia.UngulataArtiodactyla PerissodactylaFeraePholidota Carnivora
Which animal is a placental mammal?
The placenta contains all living mammals except marsupials and monotremes. Although some authorities consider marsupials (marsupial cohorts) to be placental mammals, these animals have a slow-developing, inefficient type of placental that limits gestational age.
What are the five types of mammals?
MammalsMonotremes Mammals.Marsupial Mammals.Placental Mammals.Types of Mammals
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