Stacey R Tecot, Madalena Birr, Juliana Dixon, Jean Pierre Lahitsara, Dominique Razafindraibe, Soafaniry Razanajatovo, Alicia S Arroyo, Aimé Victor Tombotiana, Jean Baptiste Velontsara, Andrea L Baden
Fathers contribute substantially to infant care, yet the mechanisms facilitating paternal bonding and interactions with infants are not as well understood as they are in mothers. Several hormonal changes occur as males transition into parenthood, first in response to a partner's pregnancy, and next in response to interacting with the newborn. These changes may prepare fathers for parenting and help facilitate and maintain paternal care. Experimental studies with monkeys and rodents suggest that paternal care requires elevated estradiol levels, which increase when a male's partner is pregnant and are higher in fathers than non-fathers, but its role in the expression of paternal behaviors throughout infant development is unknown...
February 10, 2023: Hormones and Behavior