On 2014-01-26 07:29:50 +0000, Malcolm said:
> In article <
bkiv7c...@mid.individual.net>, Sacha
> <
not...@landscovedevon.com> writes
> Kidneys, actually. And seabirds also have a salt gland, the nasal
> gland, which discharges excess salt through the nostrils.
>
> If you fed the birds at your birdtable a very salty diet AND didn't
> provide fresh drinking water, then it wouldn't do them a lot of good IF
> they ate nothing else over a period. That is very unlikely and, as I've
> said, bits of bacon, including rinds, will be OK in a mixed diet.
With 3 ponds and a granite water trough, there's plenty of water
available! The rind is a rare treat for them, so it doesn't sound as if
it's going to do any great harm.