Scanning names on an online list to determine gender is a dubious foundation to build an argument.

The temperature increase overrode the chromosome that normally determines gender in these lizards.

The kind of DNA testing they're doing can't determine gender.

The officers found the barrel containing the body, but its condition had deteriorated to the point that the investigators could not determine race or gender.

While these characteristics may help an experienced hobbyist, venting is the only sure way to determine gender with Tropheus.

However, it is possible to determine gender by behavior since males tend to display to impress and court females.

Biologists use this difference in tracks to determine gender.

A system is desired that can determine approximate age (adult, teen, child) and gender of small groups of people at a distance.

Their bodies were burned beyond recognition, and investigators were unable to determine the race or gender of either victim.