From the recent and short research I've done, there are no laws against it. However you cannot own bears, cougars or nonhuman primates. And you must have a permit to own venomous or large (over 12 ft) constricting snakes. Hope this helps.
Yes.
Owning a fox in Louisiana is legal.
Not all male squirrel monkeys do this, only the dominant squirrel monkey in the group will do this. The dominant male squirrel monkey urinates on the other squirrel monkeys in the group to remind them that he is in charge and not them. Similarly, some animals urinate on their territory to warn others that they own it, it's a similar thing with squirrel monkeys.
Not in Louisiana, nor in any other state.
A squirrel uses its tail for many things. For example, they use it as a parachute. Squirrels are not able to sever its own tail.
3 to 4 years
No, not even with a permit, its illegal in Pennsylvania
Autotrophs produce their own food (eg. plants using photosynthesis to make glucose). Heterotrophs consume organic matter to feed themselves. Therefore, squirrels (as well as all other animals) are heterotrophs.
All of the states which were part of the Louisiana Purchase including Louisiana and Missouri-
At least six different counties owned Louisiana, two of which were France and the U.S.A.
Nope
IF you are properly Licenced.