Animals need lots if things to survive.
Example food and water, some might even need diet's to maintain there body weight and health.
Most animals need food or nutrition to survive .
the need fish 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
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.
Stuff you need to survive in the atartic.
yes it is essential to survive.
what survival skills do protists have
They basically do what humans do to survive. Like humans need to eat to survive and we also need to sleep to survive.
Anaerobic animals (and other substances) survive without oxygen.