"pearl" > wrote in message
...
> "Buxqi" > wrote in message
> news:f785919f-82e7-4eaf-8313-

>>
>> ---- That so-called marginal land is valuable to wild species.
>
> Less valuable than cultivatable land in general. That's my
> contention anyhow.
>

depends entirely on the species, some species have evolved to fill a niche
in marginal land, some have evolved to cope with land under cultivation.
Some use both

Jim Webster