By injecting venom through hypodermic needle type fangs when it bites.
When threatened, a rattlesnake will coil itself and rear its head about 6 in. above its body and rattle its tail. If it still feels threatened, it will strike at the enemy. A rattlesnake can strike up to half of its body length away, so a 4 foot long snake has a strike zone radius of about 2 feet.
Rattlesnakes are not mean. Rattlesnakes are simply being rattlesnakes. They are near the bottom of the food chain and fear almost everything bigger than themselves. They defend themselves when necessary by striking out and biting. If left alone, they do not do so.
They attack by biting you with poisonous fangs
They'll coil up into a defensive position and rattle their tail and will often strike out with their fangs .
They don't want to hurt people - they are simply trying to defend themselves from the intrusion of the human race into their natural environment !
Porcupines defend themselves with their quills.
They defend themselves by releasing disgusting slime when attacked.
Porcupines defend themselves with their quills.
They run away from predators or may defend themselves using their horns.
By staying in caves and dens that are shady
Rattlesnakes will strike if they feel threatened, such as the possibility of someone stepping on them. They usually would rattle a warning first to advise the person that they are there. Rattlesnakes are near the bottom of the food chain and have much to fear from larger animals. They do not attack, they simply defend themselves.
Rattlesnakes, like most snakes, are only active if they are hungry and looking for prey. Rattlesnakes do not see humans as prey, however. If not hungry, they will curl up and avoid contact with others.
They don't really defend themselves. They hide in aneomes and swim away.