I would say he continues on the path he was going and supports the media and conservation careers of his kids.
What is interesting is whether there is still a rift in the family between Bob Irwin and the rest, with Bob's much more 'hardline' political conservationist stand on various issues, or whether Steve manages it better. It might depend on whether Bob's stance/activities begin impacting on media/business operations.
Other naturalist could be dead because they neglect even more safety measures at their works...
As tragic as the event was, the death of Steve Irwin triggered a lot of more rigorous safety protocols in wild animal handling and natural documentaries. We are no longer seeing a naturalist or animal expert casually handling the wild animals like they are the tamed one.
he might become one of the more prominent faces of the anti whaling campaigns of the sea-sheperd, since steve had already planned to accompany them on their campaign
he might become one of the more prominent faces of the anti whaling campaigns of the sea-sheperd, since steve had already planned to accompany them on their campaign