Dear Karla Shikev,
Have you tried digitising the tip of the pointy structure with a normal
Landmark, and semi-landmarks before and after it to digitise the rest of
the structure? This, of course, only works if the pointy structure is
visible in all your specimens.
Best wishes,
Anneke van
Dear Andrea,
Absolutely fascinating!
Well, although not using GM methods, the book by William B. Evans & Alexey
V. Yablokov, "Noninvasive Study of Mammalian Populations" (Sofia/Moscow:
Pensoft, 2004) provides a lot of interesting ideas and insights on the use
of analytical techniques for living,