Dan Cole says he is "very passionate" about nurturing the next generation of rugby stars.
The project's long-term goal is to reintroduce the wetland insect to more sites.
He says people are visiting the field from far and wide after seeing it on social media.
Villagers say they are worried people could be killed on a road where fatal collisions have happened
The owners say the changes will ensure the pub, currently closed, will be viable in the future.
Weather warnings are in force, with some ending on Monday.
Izzy Welsh is campaigning for safety improvements on the road where her grandparents were killed.
A council says buses will be pulling up at an alternative stop while the "situation is reviewed".
The display is unveiled in a Cornish village after two sisters worked all year to make it.
