User blog comment:Draevan13/An examination of the Third Dominion's military/@comment-11324811-20140807015305/@comment-1600847-20140807024846

Lore tells us an Elf having more than 2 children is very rare, so yes, we do know they reproduce slower than humans, who can have many more than 2. That was even one of the reasons the Snow Elves attacked the first Atmoran settlers: they were quickly outnumbering them.