Yes, because they need to hear bats coming to eat them.
100
Was the first person to reach the North Pole solo (by himself) from England, Japan, Russia or Norway?
Japan; his name was Maomi Uemura was the first man to reach the North Pole alone, on April 29, 1978, after his eight-week journey
100
What is the name of the Mammoth from the Ice Age movies?
Manny
100
What is the fastest bird in the world?
The Peregrine Falcon
100
Did the inventor of the 'Pringles' can request to have his body burnt and his ashed collected in a Pinrgles can?
Yes, Fred Baur invented the Pringles can and had his ashes stored in one in 2008
200
True or false; only female mosquitoes can bite you?
True
200
What is Rhinotillexomania?
Excessive nose picking
200
Whose song hits include Only Girl (in the world) and Where have you been?
Rihanna
200
Who lays the largest egg in the world and who lays the smallest?
An ostrich lays the largest and a hummingbird lays the smallest
200
Did a man called Thomas Crapper invent the toilet?
Yes, in 1884 he simulated the flush of some apples, grease from a plumbing pipe, a sponge and some paper.
300
Which country in the world holds the record for the tallest tree (in history)?
Australia, it was in Victoria in 1871 that a Eucalyptus tree was recorded by a forester at 132.6 metres high.
300
The strongest bone in your body is where?
The femur, the thighbone, and it is hollow.
300
What is the name of Jonny Depp's character in Pirates of the Caribbean?
Captain Jack Sparrow
300
What is the largest animal that ever lived?
A blue whale (and they still exist)
300
When you are born there are approximately 300 bones in your body, how many do you have when you die?
A little over 200 (around 206)
400
Is a female black widow spider's poison from a bite deadlier than a rattle snakes poison?
Yes
400
There is a German word for overeating when you are depressed called kummerspeck, what is its literal translation into English?
Grief bacon
400
Is there a word that rhymes with orange?
No
400
How much did the largest baby in the world weigh (answer within 2 kilos)?
7 kilos
400
How many days did the longest recorded hiccuping session last for? (your answer must be within 5)?
60 days
500
A cockroach can live up to 8 weeks without which part of its body?
It's head.
500
Is dueling with swords (fighting with swords until the death between 2 people) still legal in the world?
Yes, in Paraguay, as long as both people battling with swards are registered blood donors
500
What is the Eurovision song contest and who won it in 2014?
It is a contest held by the European Broadcasting Union where European song writers can submit their songs in the contest to win first place, and the winner for 2014 was a drag queen called Conchita Wurst from Austria.
500
How long did the longest recorded flight of a chicken last for?
13 seconds
500
If you wanted to withdraw money from the Vatican back at an ATM machine, what language would you have to type in?