Actually, the careful observation of behavior in real-life settings is called naturalistic observation. Operational defining involves defining variables in a measurable and observable way, often through specific actions or procedures.
There are more than 1 million of military planes. I don't know how many of them are in reallife but I'm sure they are in reallife.
No.
No, zombies are not real. They're fake. If they are in reallife, just break their neck.
no
No. That is just a made up movie. Do not worry, there is no such thing is scary night creatures in reallife.
Of course heroes are in reallife. They are cops, firefighters, security guards and military soldiers. These are well known as real heroes.
No but it can.
roblox123 or roblox12345678910
yes
Check out reallife parrots.
Ruby-Rae
Yes it did.