Re: invertibrate zoo. question
Bob Beer (bbeer@u.washington.edu)
Tue, 22 Feb 1994 08:26:15 -0800 (PST)
> upon small invertebrates. I think the size of most earthworms would
> prevent attack. For folks who haven't seen these things, they are
> large planaria-like flatworms (about 20 cm when I've seen them).
20 cm??! That is a big planarian! (Or do you mean 20 mm -- 2 cm?)