Taking a couple minutes to day dream about a few things and I came across a few cool pics.
This has got to be the best side by side comparison of a large female and a large male "copper nose blue gill" Lepomis macrochirus purpurescens
These are native to Florida, but I know the Texas Freshwater Fisheries Center has a few stocked and I swear I have caught a couple at Lake Fork.
I also found this great painting of a Red Ear Sunfishes:
And this funny vintage fishing postcard