Question

why has it been said that only insects directly compete with human for food explination​

Answer 1

Answer:

Wherever they sit, they pick up germs from that place and they also feed in dirty places. Now, when they come and sit on our food, they spoil it as the dirt and feels on their feet land on our food and furthermore they vomit out all that they ate on our food. This way they directly compete with Humans for food

Answer 2

Wherever they sit, they pick up germs from that place and they also feed in dirty places. Now, when they come and sit on our food, they spoil it as the dirt and feels on their feet land on our food and furthermore they vomit out all that they ate on our food. ... This way they directly compete with Humans for food.