How poisonous is a copper head snake?

The copperhead snake (Agkistrodon contortrix) has a venom that is considered moderately toxic compared to other venomous snakes. Its bite can cause pain, swelling, and tissue damage, but fatalities in humans are rare. Most copperhead bites are not life-threatening and can be treated effectively with medical attention. However, it is important to seek prompt care if bitten, as individual reactions can vary.