There is a difference between (a) observing what happens for some organisms, and then saying it is "as if" X were the case, and (b) asserting that X must necess

There is a difference between (a) observing what happens for some organisms, and then saying it is "as if" X were the case, and (b) asserting that X must necessarily be the case. The parent comment is similar to the fallacy you mention, but as phrased is not an endorsement nor assertion of the fallacy.