Study of wood is called

The study of blood is called

The study of blood is called

The study of worms is called

In old dicot stems, a major part of the wood is filled up with tannins, resins, gums etc. This part of wood is called

In old dicot stems, a major part of the wood is filled up with tannins, resins, gums etc. This part of wood is called

Study of bones is called chondrology.

Study of birds is called