Colleen Lambo, DVM, PhD, MS, is a veterinarian and reproductive physiologist dedicated to animal care and global service. She works as a relief vet with Roo and volunteers worldwide, including multiple missions in Ukraine with Worldwide Vets, as well as in wildfire zones, shelters, and underserved communities. She collaborates with zoos and the Save Wild Cats foundation to protect endangered felines. Previously, she provided in-home euthanasia and was twice voted Best Vet in her county for her compassionate care. She is now building a platform to support privately owned veterinary practices and expand access to quality care.