One that caught attention from many was a type of sea mollusk that washed ashore on South Padre Island in late May.

British beaches have all the usual suspects like shells, seaweed, and maybe the odd crab scuttling for cover. But look a little closer, and the shoreline starts to feel more like another planet.

You won’t believe what we spotted at a local fish store—an alien-looking lobster creature unlike anything we’ve ever seen. Its colors, shape, and movement look straight out of another world. This rare ...