If you’ve ever spent time around horses—or perhaps even if you haven’t—you may have heard a strange but true fact: horses can ...

Defecation is commonly treated as a universal feature of animal life, a visible outcome of digestion and metabolic turnover. In biological terms, however, waste handling takes multiple forms, shaped ...

A young male sperm whale that was found dead off the coast of Spain had 64 pounds (29 kilograms) of garbage in its digestive system. The 33-foot whale's carcass surfaced in February near a lighthouse ...