Among polyandrous animals, there are species where one female mates with multiple males.

He is recognized as the top person in that field.

He found forensic evidence.

He is a world-renowned ichthyologist.

Looking up at the Big Dipper, I feel at peace.

Life is a series of vicissitudes.

He felt cognitive dissonance between his actions and beliefs.

Three days ago, I went to Tokyo.

He arrived in Tokyo yesterday.

Did you hear his voice?