A walrus is seen in Alaska's Chukchi Sea in June of 2010. Research by a University of Alaska Fairbanks student found microplastics, mostly tiny fibers, were lodged in muscle tissue, blubber and livers ...

For the first time, tiny bits of plastic have been found in the body tissue of Pacific walruses, lodged in the animals’ muscles, blubber and livers. The findings, from a University of Alaska Fairbanks ...