Coming of Age: The story is primarily a coming-of-age tale for Travis, the young boy who befriends Old Yeller. He learns responsibility, courage, and the meaning of loss through his experiences with the dog.
The Power of Loyalty and Friendship: The story highlights the powerful bond between humans and animals. Old Yeller's loyalty and devotion to Travis, and Travis's love for Old Yeller, are central themes.
Facing Difficult Decisions: The story explores the difficult decisions that sometimes have to be made, even when they are painful. The necessity of euthanizing Old Yeller after he contracts rabies is a stark example.
The Cycle of Life and Death: Old Yeller's story reflects the natural cycle of life and death, highlighting the beauty and the inevitable sadness that come with it.
The Importance of Family: The story also emphasizes the importance of family, particularly in rural settings where families are often close-knit and rely on each other. The family unit, and their resilience in the face of challenges, are central to the narrative.
A Look at Frontier Life: The story provides a glimpse into the hardships and challenges of frontier life in the 1860s, highlighting the importance of self-reliance, resourcefulness, and the dangers of living in close proximity to nature.
Ultimately, "Old Yeller" is a story that explores the complexities of human emotions, the bonds of friendship, and the lessons learned through experience. It is a powerful story that resonates with readers of all ages.