Why Ants Bury Their Dead | Necrophoresis and Cemetery Formation Explained

Added: 2026-06-02

[00:00:00]Ants do something almost no other insect does. They bury their dead.

[00:00:04]>> [music] >> Each ant obeys just two rules. Pick up corpses found alone. Drop them where others [music] already rest. That's it.

[00:00:11]Two density biased probabilities. Lonely body, high pick up chance. Pile, high drop chance. [music] And clusters appear. The first pile attracts more drops. Density is destiny.

[00:00:22]Once corpses gather, workers converge.

[00:00:25]Bigger piles win. The snowball >> [music] >> runs away from itself. Pile bias cranks to nine. The center swallows everything.

[00:00:32]One cemetery dominates.

[00:00:34]>> [music] >> Stragglers disappear into it. No coordinator picked this spot. The math chose for them. Pick up falls as one over row squared. Drops rise as row squared. Stable piles emerge. [music] The thermodynamics of death. It isn't morbid. It is hygiene. Pathogens stay piled outside.

[00:00:51]>> [music] >> The brood stays clean.