From a dataset of 89 Meeroos with close family ties, up to generation 4 ...

SELECT
"Nests"."Gender" AS "Gender",
"Nests"."Personality" AS "Nest",
"Mothers"."Personality" AS "Mom",
"Fathers"."Personality" AS "Dad"
FROM
"Nests",
"Mothers",
"Fathers"
WHERE
"Nests"."Mother ID" = "Mothers"."ID"
AND
"Nests"."Father ID" = "Fathers"."ID"
AND
"Nests"."Personality" <> "Mothers"."Personality"
AND
"Nests"."Personality" <> "Fathers"."Personality"

Produces a list of the sex related to the personality where the personality of the nest is different than the personality of either parent. (ie., mom and dad both aggressive, nest was lazy).

100% Correlation to "Male"

Thesis: To shift a trait from one personality to another one must use Male nests.