Animals need lots if things to survive.
Example food and water, some might even need diet's to maintain there body weight and health.
the need fish to survive
Most animals need food or nutrition to survive .
The ocean animals need oxygen to survive.
you need to survive to evolve you need to adapt to the enviornment as charles darwin said survival of the fittest
Stuff you need to survive in the atartic.
what survival skills do protists have
yes it is essential to survive.
All animals need water to survive.
All animals need food to survive.
They all do ... but you may be thinking of plants - they don't need animals to survive but animals need plants.
They basically do what humans do to survive. Like humans need to eat to survive and we also need to sleep to survive.
Money is a want because someone can go into the woods and survive by building a fire, shelter, weapons, and then kill animals as food. The survival of the fittest