From tarantulas and freshwater stingrays to wallaroos and alligators, if you want to know what exotic pets are for sale, check out these 25 Exotic Animals You Could Legally Own. Note: Some of the animals featured in this post can be legally owned only in certain US states as each state has its own laws regarding pet ownership. It is also important to remember that exotic, non-domesticated animals belong in the wild and keeping them in captivity is usually extremely stressful for them.