I believe the answer your looking for is they hang upside down all the time this is one of their survival skills! Hope this helps!
small chicken farms turned into factories because it was cheaper to
maintain and it also made it cheaper for people to buy eggs. However
this produced a huge problem of what to do with the chicken manure
and this is also a problem amongst other types of livestock as well as well as factories having big oil spills hope this helps sorry didnt know what you wanted for a answer
Alphonse Bertillon was a French criminologist who first developed this anthropometric system of physical measurements of body parts.
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