In article m,
cbristow writes
I was in my garden today, and lifted a pot, and underneath there were
about 10 - 20 small round eggs (pearl coloured and abour 3mm dia).

What are these? are they good or bad to have in the garden?

Snails.

Toads lay their eggs in water - like frogspawn but in long ribbons 1-2
eggs wide.
--
Kay Easton

Edward's earthworm page:
http://www.scarboro.demon.co.uk/edward/index.htm