These are fleas They are often found on the body of the pets
U can apply selamectin spot on
And try to clean the bedding material and the surroundings in which the pet lives
Because ticks lay eggs also and further they may cause a problem
Please apply spot on fiproforte plus (Cat) or spray fixotic advance without allowing any licking until completely dry . This will help to control the fleas that you have detected from both the cat and the immediate surrounding.