That means they can't see the color red, but they can see in the ultraviolet ... along with different colored targets—such as ...

Female bees lack the yellow faces that lead to the common name of the yellow-faced bees. Once common, many of these bees are now on the endangered species list. SHELDON PLENTOVICH photo Somewhere ...

As they collected pollen to eat, these bees pollinated everything from silverswords to naupaka. Today, the Hawaiian yellow-faced bee populations are in decline and likely to become endangered ...