Besides bees, butterflies and hummingbirds, blossoms attract other insects or the foliage does. Although this beetle may be a bit lost as the Red Milkweed Beetle feed on common milkweed and there wasn’t any in this flower garden, but the beetle did find some orange milkweed instead. The bright red and black colors come from ingesting the common milkweed plant’s toxins which advertise that they are inedible.
Red Milkweed Beetle