Why do you think babies conceived know what season are more likely to survive two adult hood then those considering the drive months? https://share. nearpod. com/6E2eTighaeb

Biologists know that the fertility of non-human mammals is influenced by day length, which may act like a reproductive calendar. For example, deer use the shortening days of autumn as a signal for timing reproduction. Females get pregnant in the fall and carry their pregnancy through winter. The goal is to give birth at a time when plenty of resources are available for newborns – being born in springtime is evolutionarily beneficial.