Blog of interviews to specialists from organizations (universities and public bodies) and companies from the poultry, pig, sheep, beef and aquaculture sectors. Through the answers of the experts in veterinary sciences the situation of the primary sector of the whole world is shown. Also, the interview allows a more agile and light reading, which permit readers (veterinary students, veterinarians, producers and distributors) to acquire both deep knowledge in poultry, pig and aquaculture, etc., and a global and current vision of the casuistry in different parts of the world.