Here are ten unknown and interesting facts about which you may not have been aware:

A flamboyance is a group of flamingos.
Some people used urine as mouthwash in the 16th century.
Cows have greatest pals and grow anxious when they are removed from them.
The shortest war in history lasted about 38 minutes and was fought between Britain and Zanzibar.
Three hearts are found in an octopus.
The largest snowflake ever recorded was 15 inches in diameter and 8 inches in thickness.
A blue whale's heart is so enormous that a human could swim through its arteries.
Hippopotomonstrosesquippedaliophobia is the dread of big words.
The English language's shortest complete sentence is "I am."
It is banned in Switzerland to own only one guinea pig since they are social animals who require companionship.

These undiscovered facts show that there is always something fresh and intriguing to learn about our surroundings.