Kendra's thoughts whirled as she began to piece together the puzzle. The similarities in their stories, the timing, and now the suggestion of an environmental factor – all these elements started to form a clearer picture. Kendra pondered over every detail she could recall about where and when she found the puppy, trying to identify any potential environmental hazards. This new line of thinking provided a glimmer of hope in solving the mystery of the puppy's condition.