They do not generate tree shells closing plate mouth crust, but are leaning against the tree bark, mouth cavity in. Under a tree trunk or bark with sticky mucus, and is very tight.
The trees will not create a clam shell mouth, but the mouth is marked with shell holes in the tree bark or tree trunks with sticky mucus and very tight.
The tree will not create a seal shell shell shell with a cavity mouth but will lay in the tree. Under the bark or a tree trunk with mucus sticky and very tight.