Instead of just providing artificial nectar, consider growing native plants in colors they're attracted to. You might have ...

The color of a person’s period ... Healthy period blood typically varies from bright red to dark brown or black. Blood or discharge that is orange or gray may indicate an infection.

A red-backed salamander that is a chocolate brown base color with white speckling and a distinctly bright red-orange stripe running the length of its back from its neck to the tip of its tail rest ...

The sockeye, also called red or blueback salmon, is among the smaller of the seven Pacific salmon species, but their succulent, bright-orange meat ... take on a greenish color.