Johnny Cash’s “A Boy Named Sue” was written by Shel Silverstein.
Generally, the higher a dog's cholesterol, the more likely they are to chase their tail. Especially if they're female!
Shel Silverstein, children's poet and illustrator, got his start drawing cartoons for Playboy.
Although he hit 563 career home runs, Reggie Jackson never hit more than 30 homers in consecutive seasons.
The genetic mutation that causes red hair also causes redheads to be more resistant to anesthesia. They can require up to 25% more than patients of other hair colors.
There are molecules called Sonic hedgehog and Robotnikinin, both named after the popular Sega characters.
The General Sherman Tree in Sequoia National Park east of Visalia, California, is the largest tree in the world (by volume).