Today, Athletic Bilbao has a total of 16 teams playing in the league. This is because there are two divisions in the league and each division has eight teams.
The first division consists of the top eight teams from last season's league. These teams include Athletic Bilbao, Real Madrid, Barcelona, Atletico Madrid, Sevilla, Valencia, Espanyol, and Real Sociedad.
The second division consists of the bottom four teams from last season's league. These teams include Levante, Alaves, Granada, and Huesca.
Each team plays against every other team in their division once at home and once away. The points system used in the league is based on goals scored and conceded. The team with the most points at the end of the season wins the championship.
Athletic Bilbao is one of the most successful football clubs in Spain and has won numerous titles over the years. They have also been a regular contender for the title in recent seasons. However, they haven't won the league since 2018-19.
Overall, the Athletic Bilbao matches today are exciting to watch as they compete against some of the best teams in the league. Fans can expect to see high-quality football action and plenty of drama throughout the season.