Endermans do not attack the endermite

When the endermans appear they do not attack the endermite

What I expected to happen was...:

That the Endermans attack the endermite

What actually happened was...:
That the endermans did not attack the endermite

Steps to Reproduce:
1.When the endermans appear in the end and there is an endermite near them, the endermite is ignored by the endermans