 Plastic debris started appearing in the stomach of the sperm whale since the 1970s, and has been noted to be the cause of death of several whales.In June 2018, more than 80 plastic bags were found inside a dying pilot whale that washed up on the shores of Thailand.In March 2019, a dead Cuvier's beaked whale washed up in the Philippines with 88 lbs of plastic in its stomach.