birthday species subject_id sex age 2022-04-22 00:00:00-04:00 Mus musculus sub-M388 F P90D 2023-06-19 00:00:00-04:00 Mus musculus sub-M483 F P90D 2023-06-19 00:00:00-04:00 Mus musculus sub-M481 F P90D