Every time the grandmother told The Misfit that he "did not have common blood," she was trying to save her own life. This statement is taken from "A Good Man is Hard to Find" story written by Flannery O'Connor in 1953 about a grandmother and a serial killer named Misfit. This statement is said by the grandmother to manipulate "The Misfit" when "The Misfit" attempted to kill her family and her.
The way I'd change it would be :
'Great White Sharks are quite fascinating creatures if you research the history that goes along with them. Their records are very ancient and they are one of the longest existing species to live on this earth today!'
It's a bit on the scientific side, but I hope I helped even a little.
On the first sentence you need to capitalize August because it is a month
Sixty percent of users report making new friends through social media.
I hope this helps :)