Put things in the trash or recycle, not the ground.
Turn the lights off.
Don't buy things that hurt forests, water, or are from endangered animals.
Avoid harmful pesticides.
Drive carefully.
Spread the Word!! (about helping animals).
Walk or bike to places if you can.
Try to use lots of reusable things.
Plant native plants.
Learn about endangered animals.
Don't waste things.
Things that will help, but you will have to spend money on:
Buy things at my Etsy shop : www.etsy.com/shop/SaveEndangerdAnimals (100% of the profits will be donated to endangered animals, and you get something in the mix!).