Animals probably do not mate for pleasure especially if they know what comes next: death
It is said that animals mate instinctively. Their role is to ensure that their genes will survive and passed on to the next generations. They have to do anything in order to do so, even if they have to die in the process. Take a male antechinus for example. It takes about a year before it reaches sexual maturity, will then mate and usually die shortly after.
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Some species of lizards do not have males. But reproduction still occurs producing all-female species.
Parthenogenesis is a Greek word which means “virgin birth”. It is the process of reproduction of viable offspring from virgin females without sex. This virgin birth or asexual reproduction will result in female offspring genetically identical to their mothers; except for rare genetic mutation, while sexual reproduction produces offspring not at all like their parents.
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The kangaroo, antechinus, opossum, koala and bandicoot are some of the animals with pouches. Here’s another one, a frog.
Marsupial, generally, is a term meant for a group of mammals, which carry around their young in a pouch. Usually the young are under-developed and are protected by their mother’s pouch to survive until a certain age. The marsupial frog does the same thing. The only difference is that, the frog is an amphibian and still makes leaps like other frogs do.
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