Timelapse footage shows a giant spider crab molting its shell. Every year thousands of spider crabs congregate in Port Phillips Bay, Australia ahead of their winter molt. The diver who posted the video compared molting to ‘unzipping your pants after a big meal.’ 🎥 Jules Casey via Storyful #animals #aquaticlife #crab #spidercrab #sealife #molting #cancerszn