Vaucanson was a famous French automata builder. He was
interested in what will be artificial life. He presented
in 1738 the "Flute Player" a 1.50m automaton
which really played flute. The Duck could move his wings,
eat seeds and "digest" them.
Langton's loops are essentially a Cellular Automaton.
A loop has sheath and core cells. Core cells contain and
carry the information necessary to the reproduction of
a whole loop. After some generations, a form of coral
emerges.
Data is an android created by Dr. Noonian Soong at the
Omicron theta colony. He is the most advanced alife object
ever constructed (except R. Daneel Olivaw obviously).
Its main default : doesn't know what a feeling is.