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In: Biology

Name at least 7 detailed ways placental mammals are better than marsupial mammals.

Name at least 7 detailed ways placental mammals are better than marsupial mammals.

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ANS-

PLACENTAL MaMMALS MARSUPIAL MAMMALS
These are the mammals that have skin covered by hairs and feed their offsprings by milk that secreted from their mammary gland. These are the mammals having pouch attach to their body of females to rear the young.
Their placenta is well defined. Their placenta looks like a yolk sac, through which a baby is attached but for a short time duration.
Their babies are well defined. There baby born blind and do not have ears or back legs at the time of birth, but while growing they develop all these features -they can see, have ears and back legs developed.
They feed their baby, by milk produced from the mammary glands that they have in their body. They have a pouch to carry their young.
Lactation period is about several months The lactation period is about much more than placental mammals.
The number of teeth is less. Number of teeth is high
Body temperature is about 38- 30 degrees celsius. Body temperature is about 35 degrees celsius.
They possess a high metabolic rate. They possess a low metabolic rate.

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