Mary Allen
#7 There are also Leonbergers who hunt game. So give this part of your upbringing the attention it deserves!
#8 Leonbergers need very careful rearing. In order to avoid consequential damage, the musculoskeletal system should not be overloaded too early.
He needs high quality special food and several collar and leash sets, which are not cheap, until he is fully grown.
#9 In adult animals, the urge to move is limited.
Forced marches, especially in summer, top performances in agility and similar activities are certainly more suitable for lighter and smaller breeds. Leos are unfortunately quite susceptible to illness. Many don't live past the age of seven.