I'm not sure what it means to say that humans have greater sociability than other animals, or how you would go about proving such a statement.
--- On Tue, 7/21/09, Gar Lipow <the.typo.boy at gmail.com> wrote:
>
> However, it is probably true that human (or pre-human or
> proto-human)
> social history preceded the development of language. That
> is we may
> have had more complex social relations than other animals
> before we
> developed language. One speculation is that language
> can *develop* in
> variety of types of social create, possibly as play among
> the young,
> or as jump in complexity of the kind of signals birds and
> chimps use
> for differing purposes. But, the speculation goes, such
> development
> would only have sufficient advantage to be preserved in a
> species with
> complex and social relations that this type of
> communication makes
> easier. (I wonder if insect "language" counts as
> language for these
> purposes or not. I suspect not but ...) Of course language
> would then
> produce a huge leap in social complexity.
>