An alternate theory has to do with mating rituals and sexual selection.

An alternate theory exists to explain why the grove was converted back to a small lake.

"I do not have an alternate theory prepared," the robot admitted.

An alternate theory relates him to the royal family of Ceredigion.

However, there are alternate theories over how the delivery came to be named.

However, some variations and alternate theories have also been proposed.

There are several alternate theories of the naming of America.

The leading alternate theory is that the aircraft may have crashed in Maine.

The judge rejected the alternate theories: He suffered no conscious pain.

But the defense attempt to present an alternate theory of the shootings seemed half-hearted.