But humans differ from animals in morally significant ways.
Thus Brenda Almond suggests that the ways in which women's lives differ from those of men are morally significant.
It is not morally significant that some commuters come from Edgemont rather than the other side of Scarsdale.
How long will the lives of the elderly and disabled continue to be regarded as "morally significant"?
Welfarism is the view that the morally significant consequences are impacts on human (or animal) welfare.
Might some say there's no morally significant line between a newborn and a 3-year-old?
The moral standing of individuals is based on some morally significant characteristics.
Cosmopolitans differ, however, over which shared human characteristics are morally significant.
Similarly there is a morally significant difference between reckless driving and manslaughter.