Sleeping on the ground can lead to loss of body heat. You’ll retain more warmth by piling grass or pine needles on the ground to sleep on.

Tongue. Venomous snakes tend to have elliptical pupils, while non-venomous snakes have round pupils. This is not foolproof though, as the venomous coral snake has round pupils. Not to mention you don’t want to get that close to a snake to find out!

Insect eggs can be found in moist areas under rocks and inside rotten tree logs or stumps.

The human body begins severe dehydration, that leads to death in 3 days.

Brightly colored, or strong smelling insects are a clear warning sign for you to avoid, many are poisonous.

Shelter from the elements is your first priority. Hypothermia can set in within 20 minutes, shelter will keep you from losing more heat and allow you to raise your body temperature. Once your shelter has been established you can focus on water, then food.

The majority of an insect’s body is pure protein. Insects actually hold more than three times the amount of protein (for their size) as beef.
carbohydrates

Wind speed. While not precise directional guides, moss on trees and ant hills can help you to figure out what direction you’re facing. In the Northern Hemisphere, moss on the south side of trees will be thicker and greener because that side often gets more sun; ants often build their nests on the south or southeastern side of trees, where it’s warmer.

Bug out bags are used to store survival gear and equipment that will help you evacuate your home and “bug out” to a predetermined, or open ended location.

Drinking any amount of salt water will further dehydrate you and in larger quantities cause organ failure.

Dry mouth and a rapid heartbeat is a sign for moderate dehydration. Vomiting and diarrhea is a strong indication for severe dehydration.

A healthy person, properly hydrated, can last up to 8 weeks without food. This is not to say that they will be able to operate as they normally would with food. The starvation process will leave you without energy and unable to perform basic survival tasks.