Yes it is
Yes, a Velvet Monkey is a primate and a placental mammal.
Yes, monkeys are placental mammals.
No, they are primates.
Yes, every species of monkey in the world is classified as a primate. Humans are also considered primates.
A mammal that is not a monotreme nor marsupial. It could be a monkey, a dog or cat, any mammal really.
A rabbit is a placental mammal.
No, and they are not related in any way. Sugar gliders are marsupials, of the possum family (which are not the same as opossums). Monkeys are placental mammals, and primates.
No. There are no insects which are placental.
The aardvark is a placental mammal.
A cow is a placental mammal.
Most mammals are placental...marsupial mammals and monotremes are not placental.
a jaguar is a placental