10.Dr. Seuss's wife killed herself because he cheated on her while she had cancer.
11.There is a whale called "the loneliest whale in the world" because it sings in a different frequency than other whales, meaning it can hear them, but they can't hear it.
12.Bees can get depressed.
13.That fresh-cut grass smell is actually a distress signal because the grass is going through trauma.
14.When you put dirty underwear in the laundry, the rest of your clothes get contaminated with fecal matter.
15.The corpses of about 200 failed climbers on Mount Everest are used as guide points for climbers on their way up.
16.Pluto didn't get to make one whole orbit of the sun in the time between its discovery in 1930 and its demotion in 2006.
17.Scientists accidentally killed the world's oldest animal when they discovered it in 2006.