So, why has someone later advanced the notion that adventive species cannot be self-sustaining?

He later advanced his teaching career when he became a headmaster.

They later advanced to their first state semi-final game after knocking off Orrville, 21-20.

He later advanced to brigadier general of volunteers on July 2, 1862.

Bonds grounded out, but Sweeney advanced again and later scored.

Once Banks had assembled more supplies, he continued advancing a week later.

Usually, an artist is hired for the first time in one of these categories, and can later advance to full animator status.

He started climbing at the age of 15 and advanced to one of the world's best sports climbers only few years later.

He later advanced to a reporter who frequently interviewed film personalities and finally became a critic in the late 1950s.

They later advanced to the national semifinals in 1988.