>>14398014Just because convergent evolution CAN happen, doesn't mean it will. Similar species may evolve in the future, they might not.
>It's perfectly designed to eat grassSo are the mouths of many other animals such as cows (which kind of have similar mouths) and other grazing animals and bugs. There isn't only one way to do anything.
Should be but that doesn't mean it works out that way. It isn't too hard to evolve legs yet snails get by on one foot. There is no paradox, it just hasn't occurred again yet.