Dr. Anna Sznajderska, a volunteer veterinarian with World Vets, teaches Rui Tibau, a paravet from the Kiribati Ministry of Agriculture and Fisheries, how to spay and neuter cats and dogs during Pacific Partnership 2013. Working at the invitation of each host nation, U.S. Navy forces are joined by non-governmental organizations and regional partners that include Australia, Canada, Colombia, France, Japan, Malaysia, Singapore, South Korea, and New Zealand to improve maritime security, conduct humanitarian assistance and strengthen disaster-response preparedness.