Hunter-gatherers living along the shores of the Bay of Biscay crafted hunting tools from the bones of at least five different whale species 20,000 years ago, marking the oldest evidence of manufacturing objects from whale remains.

Although there is evidence of Neanderthals gathering and eating molluscs in what is now southern Spain around 150,000 years ago, current findings suggest that ancient humans didn’t regularly use coastal resources for food and raw materials until around 19,000 years ago…