Question

and another ornithologist, states that five or six years ago a femate bird,
CA) NO CHANGE
• B) and another ornithologist states that five or six years ago a female bird
C) and another, ornithologist states that five or six years ago, a female bird,
D) and another ornithologist states that, five or six years ago, a female bird,

Answer 1

The best option for clarity and grammatical correctness is:

**B) and another ornithologist states that five or six years ago a female bird**

This option maintains the flow of the sentence without unnecessary punctuation or changes in wording.