Well, not sure where they're getting their numbers from but a lot of animals (Ants/Flys) have very short lifespans so if there's 10,000 trillion ants I could ea

Well, not sure where they're getting their numbers from but a lot of animals (Ants/Flys) have very short lifespans so if there's 10,000 trillion ants I could easily see more than 0.005 quadrillion ants deaths a year (but not more than 0.06 quadrillion for ants).