Septuphundredlets
Quadruplets.
They are called quintuplets.
quintuplets, I believe.
If you mean "What are eight babies born on the same day called?": Octuplets (if born by the same mother)
Octuplets
Five babies born at the same time are called quintuplets.
Quadruplets
Six babies born at the same time, all to one mother, are called sextuples. :)
Tired.
quintuplets
Octuplets.
twins