Weekly Dose of Woah #47 [October 23, 2019]

ant death spiral

Does the phrase “army ant death spiral” have your attention?

It got ours. The actual video made us say “woah”

How’d this happen? Ants secrete a pheromone called Trail pheromones which serves as a chemical messenger that informs other ants of its own species toward a food source. These particular army ants were somehow separated from the main foraging party and they lost the pheromone trail and began to follow one another, forming a continuously rotating circle. The ants that are stuck in the “antnado” will usually die of exhaustion.

It’s like the ants are doing their own version of making a whirlpool in an above-ground pool. Remember those?! Like this:

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About Nicco Reggente, PhD 168 Articles
Nicco is the co-founder and CEO of WoahStork and Strain Genie-- two companies dedicated to bringing to life his passion of bringing personalized medicine to the cannabis industry. Nicco received his PhD from UCLA in cognitive neuroscience with a focus on machine learning applied to neuroimaging datasets. He previously received two B.As from NYU in Psychology and Philosophy.

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