Mostly exotic species that have already exhibited invasive traits are studied.

The research was done on 64 heterosexual men, 35 of whom exhibited homophobic traits and 29 who did not.

Evidence of multicoloured painting has been found which exhibits strong Bulgarian traits.

Lamb started exhibiting violent traits of his own from an early age.

He is already exhibiting traits that Mitchell put to good use.

In nature, male animals exhibit pronounced traits that females of the same species do not.

Some Iranian cultures exhibit traits that are unique unto themselves.

After his coma, however, Connor starts exhibiting several unusual traits.

The term Alps has been applied to mountain systems around the world that exhibit similar traits.