Dr. Paul Crooks, Media Liaison for the T&T Veterinary Association, breaks down the science behind animal vaccines and why they are essential for protecting the health of pets, livestock, and wildlife. He explains how vaccines work, addresses common misconceptions, and highlights the critical role immunisation plays in preventing disease outbreaks in Trinidad and Tobago. Dr. Crooks offers practical guidance for animal owners and emphasises the importance of responsible veterinary care in safeguarding both animal and public health.