Its name might be a bit of a misnomer. Not confined to the Lone Star state, the Texas rat snake may be found–or rather heard–all the way in Louisiana, Arkansas and Oklahoma.

Taken in 1963, a downy-cheeked Bill Clinton meets with the then-president John F. Kennedy.

Who would have thought that Thomas Edison’s successful light bulb would lead to increased worker fatigue, aid in the disruption and destruction of ecosystems and become a primary source of radiating energy waste? As the map above clearly shows, light pollution is most severe in urban areas–though its effects, damaging to nocturnal wildlife and the earth’s atmosphere, can be felt throughout the world.