Quote Originally Posted by iris lilies View Post
Today I learned that bees know by sight which flowers have had nectar sucked out of them. The flowers give off a different ultraviolet look so the bees don’t waste their time sucking on a flower that’s already empty.


I have actually wondered about this every time I watch bees buzzing around flowers thinking to myself that they waste so much energy hitting the same flowers again and again. But they do not.
That is interesting.