Table 1.

Assays by breeding cohort and age.

	Neonatal period (PND1–15)	Weaning (PND22)	Adulthood (PND60–90)
Cohort 1	Family observations	Weanling weights	Adult weights (PND60)
	Pup weights		Blood plasma corticosterone
			Brains
			OT in situ hybridization
			OTR, V1aR, CRF1, CRF2 binding
Cohort 2	Pup weights	Weanling weights	Open-field test
			Adult weights (PND65)
			Elevated plus maze
			Alloparental behavior test
			Adult weights (PND90)
Cohort 3	Pup weights	Weanling weights	Adult weights (PND90)
			Mating
			Partner preference test