yes they can give a nasty bite...
The vampire bats predators are eagles and hawks. they are also killed by Farmers as they carry rabies and other diseases that can harm both humans and cattle. They are not endangered.
Yes, bats can and do run. See http://www.news.cornell.edu/stories/March05/Riskin.bats.snd.html
No. Vampire bats are microchiroptera (micro bats).
No. Vampire bats are mammals.
Romania has not vampire bats.
Vampires are not real. Actually, the term "Vampire" was a Halloween name for Dracula.Some people do say they exsits. They may be thinking of a VAMPIRE bat. V bats only come out and night to hunt. If you don't harm them they won't harm you.
Blood.
Yes, vampire bats do have legs.
Perhaps in a zoo. Vampire bats are not indigenous to Romania.
bats can harm you if you try to harm them
Yes, anyone who drinks vampire blood can be a vampire, but they need to have the virus first. No. No one can be a vampire. Vampires do not exist.
Vampire bats are born out of the males mouth.