Based on the search results， the zodiac signs that are most likely to accompany a Rabbit until old age are Sheep， Dog， Pig， Snake， and Dragon.

Here's a breakdown:

Sheep: Rabbits and Sheep are highly compatible， with shared artistic appreciation and temperament， leading to a loving and lasting relationship.

Dog: Dogs and Rabbits get along very well because Rabbits are clever and Dogs are honest and gentle. They can trust each other and have a harmonious marriage.

Pig: Rabbits and Pigs complement each other， with the Rabbit being refined and the Pig being pure， resulting in a sweet and enduring love.

Snake: Rabbits and Snakes can achieve a lasting marriage due to their similarities and mutual consideration， avoiding major disagreements.

Dragon: A Rabbit woman and a Dragon man can form a successful partnership， with the Rabbit providing support for the Dragon's career.