Cows have been domesticated for over 10,000 years. They’re cloven-hooved herbivores of the Bovidae family. We use them for ...

Food expert Rhiannon Lambert reveals why cheese, dark chocolate and pizza make the cut, but ketchup is a strict no-no ...

And there are other ways in which crunchy food keeps us healthy, as Danielle explains to BBC World Service's The Food Chain. When we put food in our mouths, we need to know it's safe. A loud crunch ...