Alexis is a Greek name meaning defender or helper.. It is derived from the Greek word 'alexo,' meaning to defend or to help.. Although technically a separate name, Alexis is often used alongside Alexios, which is one of its derivatives.
So an colony of 50 ants will only eat about 1 gram of food per day (50 ants x 2 miligrams each), and they will harvest about 37 grams or 1.3 ounces of food and material each day.
Bearing in mind that there are about 13,000 species of known ant their diets are varied according to species. As this website is mainly about British ants I will concentrate on what they eat, though I will touch on non-UK species too as they are very interesting to read about.