A rather disturbing trend found in the unscanned market recently by various sophont-rights groups investigating alleged NoCoZo
abuses, Toy Humans are beings based off of a human genome but
biochemically and/or genetically altered to grow to roughly 1/3 normal
human height (approx .6-.9 m tall) with a concurrent 1/27th weight.
These beings are often plagued with health defects and thus a
surprisingly short lifespan of only a few centuries even with proper
medical care. Worse, their cognitive abilities are cruelly stunted by
the processes applied as zygotes.
Toy humans are often mules, but
those few which are fertile may or may not produce human-standard or
'toy' scale offspring, depending on the specific process(es) used in
Source : http://www.orionsarm.com/eg-article/47a51328cc881