Want this question answered?
porcupine is about 60-90cm long
mars has been a planet for about 4.6 million years.
Porcupine fish can grow to over a foot long.
Mars has been in space for as long as any other planet, such as, earth.
5000 years
Because she been on the planet for a long time
Since the planet was made.
Tapir
Modern humans have been around for 200,000 years.
Typical porcupine - 30,000 quills Typical hedgehog - 6,000 quills
When some one invented them.
2 years