Video prompt: A peaceful lake where swans glide gracefully across mirrored waters, their reflection doubling the serene beauty of this quiet corner of nature.
Defect: Deformation (when Object is involved in an act,  anything in this process that's weird. e.g. people walk into a wall. "Walk" is an act)
Explanation: When the goose extends its head toward the water, its neck unnaturally elongates and then appears to transform into an entirely new goose.