to answer this correctly the ice age was very harsh for the humans because they had no clothes and they didn't know how to make fire. I have no idea how they survived.
I don't know i hate social studies!
COLD!
It is possible that very primitive life could survive on Mars, but not advanced life leading to anything like humans.
They basically do what humans do to survive. Like humans need to eat to survive and we also need to sleep to survive.
A plant can survive without water, but not for very long. Humans can survive a day or two without water, but like all life, to have a long life we need water.
enemys like humans
American robins have many features to survive like their beaks to eat and wings to fly. They survive using those features just like humans survive.
it is nursed by its mother just like humans.
Yes, and No. Cows can survive completely on grass as food, but it would need water too.
To survive
Gorillas behaves just like humans. They won't attack humans unless provoked. Some people could survive a gorilla attack.
Easy...
So that we may know the history of what life was like back in the Paleolithic ages to the Neolithic ages.