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And, insects see flowers (and each other) differently than we do, as they are senstive to different parts of the spectrum, specfically ultraviolet. They see patterns and markings that are not discernable to human eyes.

While it hasn't been updated in a long while (2009)... Flowers in Ultraviolet http://www.naturfotograf.com/UV_flowers_list.html#top and http://www.naturfotograf.com/uvstart.html#top (note: I'm looking into an old frames site - the proper page is http://www.naturfotograf.com/index2.html ... and while its tangent to this, the reason I know of the site is drooling over large aperture lenses http://www.naturfotograf.com/need_speed00.html )

Also birds.

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