3 ms·
If it didn't give an advantage it shouldn't have become dominant (that all individuals of that species have that) or not?
by andi999 5y ago
If it didn't give an advantage it shouldn't have become dominant (that all individuals of that species have that) or not?
- dekhn 5y agothat's now how evolution works. evolution tolerates enormous amounts of things that don't 'give advantage', and 'advantage' is a fairly subjective term anyway. Any number of possible events could have occurred to lead to the scenario we see. Population bottlenecks often lead to strange outcomes.