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How many teats does a cow have?
4
What crucial hair product appeared for the first time in 1960?
Hair Spray
How many hearts does an octopus have?
3
What piece of computer equipment was invented by Douglas Englebert?
Mouse
Which animal has the highest blood pressure?
Giraffe
What was invented first, the YO-YO or Roller Skates?
Roller Skates (1760) YO-YO (1928)
How many teeth can alligator have over its lifetime?
30
300
3000
Up to 3000!
What daily hygiene aid was invented while the inventor was in prison?
Toothbrush
Which animal's fingerprints are so similar to humans' that they can contaminate crime scenes?
Koala
Scissors were invented by who?
Hint: one of the most prolific inventors in history!
Leonardo da Vinci