My 7 month old baby is sucking clothes or finger all the time but if I give her food she pressed her mouth tightly and doesn't eat.. have started her solids but offlate she keeps her lips pressed tightly.. please help

A. hello kids can be bored and fussy in eating and you ahould try with different food option and recipe and also give baby small portion of food frequently instead of one large meal at a time and alsp including fruits h is good as it is a natural appetizer