A conservationist group in France are concerned and bewildered by the sudden appearance of thousands of strange yellow blobs littering miles of the country's coastline.
The bizarre, sponge-like debris, which has covered beaches along the north of France for the last few days, has yet to be identified by authorities or experts.
And although it is believed that they are non-toxic, no one is quite certain and the conservationist group Sea-Mer say that residents should probably not handle the oddities until their origin can be determined.
Learn more about this truly weird story at the Coast to Coast AM website.