How many quills do hedgehogs have?
5000 quills
How long is a zebra's lifespan?
25 years
What is the world's smallest frog?
Paedophryne amauensis
What is the biggest bird in the world?
Common ostrich
What is the most flexible animal?
Octopus
What is the most dangerous animal?
Mosquito
What is the strongest animal?
Elephant
How many cheetahs are left?
7100
What is the most popular dog breed in the US?
Labrador retrievers
