Mathematicians have created a new model—of a variety commonly found in the world of finance—to show how to harvest a species at an optimal rate, while making sure that the animals do not get wiped out by chance

See the source article by following the link below:
Mathematicians have created a new model—of a variety commonly found in the world of finance—to show how to harvest a species at an optimal rate, while making sure that the animals do not get wiped out by chance