"Chaker et al. have revealed that during mouse pregnancy, multiple NSC pools are activated in mothers and generate specific olfactory bulb interneurons that function around birth to modulate aspects of maternal care, including own-pup recognition, and then disappear as pups mature"

https://www.science.org/doi/10.1126/science.abo5199?utm_campaign=SciMag&utm_source=Twitter&utm_medium=ownedSocial