they figure it out
he kills animals for food
by killing the animals and people
people change the environment to meet their needs by them changing the surroundings in which people, pants, and animals live
people change the environment to meet their needs by them changing the surroundings in which people, pants, and animals live
Animals need freedom in order to meet their hierarchy of needs.
thy just do more like instinct and learned behavior
Because they are used to support and meet people's life needs.
Riboflavin needs are more difficult to meet when the diet is low in dairy foods. Riboflavin plays a key role in maintaining the health in animals and humans.
A hunter-gatherer
The concept of this question is backwards. The question implies that somehow the arctic ecosystem has designed itself to meet the needs of the plants and animals that live there. The arctic (or any other ecosystem) does not and cannot do this. The question is (or should be) "How have the plants and animals that live in the arctic adapted to survive in under those conditions?"
How did the Algonquin meet their needs in winter?