Gilas was the official mascot of 2005 Southeast Asian Games in Philippines. Gilas is a Philippine Eagle. It is one of the world's largest eagles, distinct for the majestic plumage on top of its head.

The eagle is a symbol of elegance, strength and pride. It captures the winning spirit of all the participating athletes. Gilas was inspired by the Filipino words Maliksi (agile), Malakas (strong), Matalino (smart), Mataas (high), and Matalas (sharp). (source: link)