![Amphibian](http://eppsnet.com/images/2014/02/newt-287x271.gif)
“I’ve been walking three miles a day. I thought my cardio fitness was pretty good. Then today I tried swimming some laps and found out that my fitness level is not what I thought it was.”
“Yes, well, it’s a good thing that complex life emerged from the seas so we can all spend more time walking and less time swimming. Happy Darwin Day!“