‘to see a horseshoe crab so vibrantly alive in its natural habitat, in such a hauntingly beautiful way, was astonishing. To understand that what we were looking at was an ancient species, highly ...

These shrimp sometimes act as cleaners for fish, removing parasites. The horseshoe crab’s carapace is also playing host to minute, hair-like polyps of hydroids, which feed on plankton or particles in ...