Plastic pollution makes underwater house hunters crabby
Rubbish ending up in the sea is forcing hermit crabs to find new shelters, threatening to upend the marine food chain
Estate agents would make a killing if they charged commission every time a hermit crab changed its home.
That’s because these crabs need to change shells on a regular basis as they grow bigger.
Now scientists studying this underwater home-swapping behaviour have come to a surprising conclusion: the growing torrent of plastic pollution entering the sea may be disrupting hermit crabs from choosing new homes and setting off subtle but potentially serious changes to the marine food chain...