+Placental mammals are a diverse group where the embryo develops within the mother's [uterus](/wiki/uterus), nourished by a specialized organ known as the [placenta](/wiki/placenta). This allows for extended internal development, resulting in more mature offspring at birth.
+## See also
+- [Mammal](/wiki/mammal)
+- [Gestation](/wiki/gestation)
+- [Live Birth](/wiki/live-birth)