Even as he gets older, his virility does not diminish.

He determined that the bird was male from its distinctive feather color.

He has lived without going against the fate that was decided by his birth.

She is prone to worrying, so she is always thinking about something.

His work is highly valued for its artistic quality.

He decided to undergo sex change surgery.

He decided to undergo sex change surgery.

His sociability is an important factor for his success as a leader.

He is suffering from acquired immunodeficiency syndrome.

He is an intersex person, possessing both male and female gender characteristics.