PHILLIP ISLAND, Australia — It’s a magical sight: Just as the light begins to vanish, thousands of tiny penguins waddle out of the surf on an island in southeastern Australia, then head up the ...

A new program surveying rabbit warrens with digital maps is targeting breeding areas. The warrens will then be fumigated, to bring Phillip Island’s rabbit population under control.

It was a fine place for a spot of sport. For 200 years, uninhabited Phillip Island was overrun by pigs, goats and rabbits introduced by British officers overseeing the penal settlement at Norfolk ...