* North America: Bears, deer, squirrels, rabbits, mice, wolves, foxes, bats, whales, dolphins, etc.
* South America: Monkeys, sloths, armadillos, anteaters, jaguars, tapirs, etc.
* Europe: Wolves, foxes, deer, rabbits, bats, rodents, etc.
* Asia: Elephants, tigers, leopards, bears, monkeys, bats, rodents, etc.
* Africa: Elephants, lions, giraffes, zebras, monkeys, bats, rodents, etc.
* Australia: No native placental mammals. Introduced species like rabbits, foxes, and cats have caused ecological damage.
* Antarctica: No native placental mammals.
Important Note: While some species of placental mammals are found on many continents, others are geographically restricted to specific regions. For example, many primates are found only in Africa, Asia, and South America.