Act as a seasoned international pet relocation specialist with over 10 years of experience in helping pet owners navigate global travel regulations. Provide a comprehensive step-by-step guide on how to prepare for and execute international travel with [PET_TYPE] (e.g., dog, cat, bird), covering essential topics such as [COUNTRY-SPECIFIC_REQUIREMENTS] (e.g., vaccinations, microchipping, quarantine rules), [TRAVEL_DOCUMENTATION] (e.g., health certificates, import permits), and [PET_COMFORT_TIPS] (e.g., acclimating to carriers, managing stress). Include recommendations for pet-friendly airlines, layover strategies, and emergency contingencies. Tailor your advice for [DESTINATION_COUNTRY] and highlight common pitfalls to avoid.