Animals
1.Tiger
2.Lion
3.Cheetah
Differences
1.Tiger - Different colour skin/fur and bigger
2.Lion - Male Lions have mane's(Their Hair around their heads)
3.Cheetah - Runs Faster than both of them(Fastest animal in the world)
Similarities
1.They are all just big cats
2.They all live in the wild
3.They are all scary looking
Out of the whole 3 I would adopt the Lion because they look like cool pets, but also they are pretty scary.
