The bulk update request #8461 is pending approval.

create implication brown_anus (1671) -> anus (612235)
create implication grey_anus (986) -> anus (612235)
create implication two_tone_anus (111) -> multicolored_anus (82)
create implication multicolored_anus (82) -> anus (612235)

Reason: Was very surprised to find out these were missing.