Exploring Invertebrates - How Do Ants Find Food?

How do ants find food and why do they always seem to be marching in such great numbers up and down a particular route outside their home? In this video I explain how ants find food and what this means for the rest of the colony!

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[kurstephen]

thank you had to wake up at 2 am to find out the answer

[GerardRaymondPanado-igup]

How do they smell the food from far away? No way they would know it in this location from wherever they are or wherever you left it. You just leave it for a while 5 minutes later they are all over the food.