观看免费视频 Maldives Sponge Snail Crawls
动画说明：
Maldives Sponge Snail (aka. Hiby's coriocella or the velvet snail), Coriocella hibyae, crawls across the seabed. Its small, ear-shaped shell is hidden in folds within it's mantle so it looks a lot more like a sea slug than a sea snail.