There's also orchards, and beekeeping, raising chickens for eggs might qualify. As well as this: https://en.wikipedia.org/wiki/Aphid#Ant_mutualism https://en.w

There's also orchards, and beekeeping, raising chickens for eggs might qualify. As well as this: https://en.wikipedia.org/wiki/Aphid#Ant_mutualism https://en.wikipedia.org/wiki/Aphid#Ant_mutualism