What feature of the Leghold Trap allows for the release of unwanted animals?

The feature of the Leghold Trap that allows for the release of unwanted animals is the padded jaws. These jaws are designed to provide a more humane grip on the animal without causing severe injury or pain. When a non-target or unwanted animal is caught in the trap, the padding helps reduce the likelihood of serious harm, making it easier and safer to release the animal without significant stress or injury. This humane approach is essential in wildlife management and ensures that the trapping process is as ethical as possible. Other features such as sharp jaws, a sturdy frame, or small size do not provide the same humane consideration and could potentially cause greater harm to animals that need to be released.