11Heteropaternal superfecundation

Heteropaternal superfecundation is a rare medical scenario whereby twins can be born of two separate biological fathers.
12Francesco Lentini

Sideshow performer Francesco Lentini was born in Sicily in 1889 with 3 different length legs, 4 feet, and 2 genitals - a result of a partially absorbing his conjoined twin. He married, had 4 children, and lived to be 85. His photo is on the back cover of Alice In Chain’s self-titled album.
13Brook and Robin Lopez

When identical twin basketball players Brook and Robin Lopez were both playing for NY-based teams, they considered living together. They then decided against it because their cats didn't get along.
14Chang and Eng Bunker

The "first Siamese twins" (Chang and Eng Bunker) lived separate lives and would alternate every 3 days between their homes and families. They were only 3/4 Chinese.
15Twins

To tell twins apart, look at their belly buttons. It's the one thing that's not affected by genetics.
16Vanishing twin

A Vanishing Twin is a fetus in a multi-gestation pregnancy in which a twin dies in utero and is either completely or partially absorbed by their twin. Occasionally the dead fetus will be flattened by their growing twin into a parchment-like state known as Fetus Papyraceus.
17Conjoined twins

Conjoined twins occur once in every 200,000 births, and conjoined triplets and quadruplets are so rare there are no confirmed cases. It is slightly more common, though, to have twins (conjoined or not) and an extra fraternal triplet known as a "pair and a spare".
Latest FactRepublic Video:
15 Most Controversial & Costly Blunders in History
18ATL twins

ATL twins from the movie Spring Breakers live a similar life as shown in the movie. They live like one person. They share the same bed, wear matching outfits, and sleep with the same girls.
19Henrik and Joel Lundqvist

Swedish ice hockey player Henrik Lundqvist started playing the goaltender position because his younger twin brother, Joel, volunteered him by raising his hand for him at a youth practice.
20Walker and Georgia Inman

Walker and Georgia Inman, the only heirs to the Duke fortune (of tobacco tycoon James Duke), were abused by their heroin-crazed father from 2000-2010. They were forced to bathe in boiling water, and locked in a feces-filled basement. The Rolling Stone magazine called them the “Poorest Rich Kids in the World.”