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 .
you need to survive to evolve you need to adapt to the enviornment as charles darwin said survival of the fittest
The ocean animals need oxygen to survive.
what survival skills do protists have
Stuff you need to survive in the atartic.
yes it is essential to survive.
animals need oxegyn to survive because they have a espotory system and thats taht
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
All animals need water to survive.
All animals need food to survive.
Embryos dont need to survive.