public int[] find_ant(int id, Colour col){
		int p[] = new int[2];
		if(ant_is_alive(id, col)){
			boolean found = false;
			int x = 0;
			int y = 0;
			while(x < world.getRows() && !found){
				while(y < world.getColumns() && !found){
					p[0] = x;
					p[1] = y;
					Cell c = world.getCell(p[0],p[1]);
					if(c.isAnt()){
						if(c.getAnt().getId()==id && c.getAnt().getColour()==col){
							found = true;
						}
					}
					y++;
				}
				y = 0;
				x++;
			}
		}
		else{
			return null;
		}
		return p;
	}