The Nosferatu Twins.
One twin is always somehow malformed.
(
dawn_syndrome dawn_syndrome,
Thu 12 Jun 2003, 11:00,
archived)
and the other
has a long arm as well
(
Pootle,
Thu 12 Jun 2003, 11:10,
archived)
It's because her side of the placenta...
...was withered.
(
dawn_syndrome dawn_syndrome,
Thu 12 Jun 2003, 11:11,
archived)