not sure if it is an ant you can hardly see them and they look like a light brown crumb of bread not many but wondering what it may be and h

im not sure if it is even an ant very hard to see any thing but this light brown very very tiny bug. dont see them often but dont know where to look in the kitchen, but mostly around the sink and counter top. not found anywhere else in the condo. what can i do and is it an ant or what