mermaids purse washed ashore on a devon beach. laid by sharks and skates in nearby reefs

animal aquatic beach british brown capsule casing chimaeras closeup coast coastal coastline country creature devon dogfish egg eggs empty england fish horns marine mermaid mermaids object ocean pebbles protection protective purse ray saltwater sand sea seashore shark shell shore skate skates species stingray tendrils tide washed west wildlife