Fistful of Aliens
Yes. Alien races have strange appearances.
From the data we have, we have not discovered any alien races.
If there are alien races they indeed might have multiple ears.
Yes. Some alien races have two hearts.
Two pupils in the eye would be eerie,and perhaps some alien races have them.
We have not yet met any alien races. However on television and movies, ridged heads are sometimes used for alien races such as Klingons and Cardassians.
If aliens exist, the alien races may have mammavian characteristics.
If alien races do exist, they could possibly have hermaphrodite characteristics.
Alien races could possibly have elf characteristics if they do exist.
If alien races do exist, they could possibly have orange blood.
If alien races do exist, they could possibly have green blood.
If alien races exist, they could possibly have black blood.