Eagles demonstrate their resilience in recovering from injuries or illnesses in the wild by their strong will to survive and adaptability. When faced with adversity, eagles are known to exhibit remarkable determination and the ability to overcome challenges. They often exhibit behaviors such as finding alternative ways to hunt for food, seeking shelter, and taking time to rest and heal. Additionally, eagles have a high pain tolerance and can endure injuries that would be fatal to other animals. Their innate instincts for survival play a crucial role in their successful recovery in the wild.