Eating creepy crawlies has been long associated with the TV show ชุดนอน mink I'm a Celebrity... Get Me Out Of Here. But should we all be more like Angelina and swap our bacon ชุดนอน t+t for bugs? Why should we eat more creepy crawlies? Image copyright Getty Images It's estimated that by 2050 the world will be home to nine billion people, meaning current food production will need to almost double. As the population grows, there's been a real push to look at sources of food - particularly protein - other than your traditional meat and fish. Eating insects is said to be one way of meeting this challenge ชุดนอนไม่ได้นอน because they are environmentally sustainable, nutritious and can be harvested relatively cheaply and easily in the right conditions. Why don't we in the UK eat bugs already? It's estimated that two million people worldwide eat insects as part of their traditional diet, but Western countries have yet to catch up. There is a "yuck factor", says the Waste and Resources Action Programme (WRAP) .