>up a  large  reserve of fat to help them through the
winter.
> .
> People can just cut out fat deposits they find, eat this
raw
> However the *amount* of fat available in a wild game in a
savannah area
> where no cold winter is to be expected is much lower than
in domestic
> animals.
>
If one reads the records of the northern fur trappers they
will find that these guys claim it is necessary to have fat
from a large animal to get through the winter.   (They were
snowed in all winter.)

Conversely fat is probably less of a requirement in warmer
climates.     Lorenzo