Pet owners begin to abandon their Burmese pythons in the Everglades when they become too large for home care. Native species of frogs and reptiles decrease with the introduction of the snakes. What does this scenario represent?

1 A loss in biodiversity due to mutualism
2 A loss of biodiversity due to an invasive species
3 A loss of biodiversity due to a catastrophic event
4 A loss of biodiversity due to a commensalism