Starfish (aka sea stars) are master climbers. These many-armed invertebrates traverse vertical, horizontal, and even upside-down surfaces: it seems no substrate is too rocky, slimy, sandy, or glassy.

One of the most intriguing organisms in the ocean is undoubtedly the starfish. Also referred to as sea stars, these organisms range in staggering numbers of around 2,000 species, which vary greatly in ...