What does the quotation mark of the strongest bird brain and professionals do?

The strongest bird brain and professional talent quotation marks have specific titles and special meanings, respectively. The strongest bird brain and professionals are in the article "The Strongest Bird Brain". According to calculation, the North American star crow can "own" 32 seeds of Pinus bungeana in just one minute. Several sons can harvest one every two seconds, which is called "professional talent". Remember more, remember accurately, and remember the prison cause. With the outstanding performance in these three indicators, the title of "the strongest black brain" belongs to the North American star crow. From the above sentences, we can see that the function of quotation marks in "The Strongest Bird Brain" and "The Professional" is a specific title and a special meaning respectively.