Yes, some fictitious alien races look like mythical creatures (i.e. satyr, centaur, merfolk, harpy, dragon, cerberus, elf, vampire, etc.)
Yes. Some alien races have mythical creature characteristics (i.e. vampires, satyrs, centaurs, harpies, cyclopses, elves, etc.).
It isn't currently known whether there even are any alien creatures.
Answer: no Answer: It isn't currently known whether there even are any alien creatures.
It isn't currently known whether ANY alien creatures even exist.
It isn't currently known whether ANY alien creatures even exist.
Yes, some fictitious alien races look like anthropomorphic (and also non-anthro and semi-anthro) animals (I.e. mammal, reptile, avian, amphibian, insect, arachnid, crustacean, gastropod, cephalopod, piscine, annelid, reptomammal, reptavian, mammavian, insectomammal, reptamphibian, etc.)
Yes, some fictitious alien races have extra and/or less body parts (I.e. eyes, ears, noses, nostrils, mouths, heads, arms, legs, faces, fingers/toes, hearts, livers, lungs, kidneys, stomachs, forearms, forelegs, horns, wings, tails, etc.).
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.