Normally he carried himself with cocky confidence, his stride loose, his grin flashing sharp teeth. His secondary eyes, the ones that allowed his kind to track heat and patterns invisible to most life, kept darting nervously toward the horizon as though he expected the desert itself to rise up against him. Their biology was designed for endurance and pursuit, deep lungs that could hold air for extended periods, secondary organs that kept them alive even when wounded, and bodies built to track over deserts mountains or alien seas without pause, for centuries their hunts had never failed. The human James Chen, the one identified in our intel, he's been moving at a pace of 15 kilometers per standard hour, and he's kept that pace for 72 hours straight. His expression was one Lisa had never expected to see on a Zephyrian hunter's face.