Nature curiosity: How do antlers grow so fast?

Deer antlers seem to grow overnight, and in reality they actually do. A buck's antlers can grow a quarter inch a day, but it's a process that requires a lot of energy.

Antler Growth Cycle, Deer Ecology & Management Lab

Eight points about antlers U.S. Fish & Wildlife Service

Characteristics of Whitetail Deer Antlers

How Soon Do Male Deer Grow Antlers?

Deer Antlers: Regeneration, Function and Evolution

Deer Antler Rack -White Tail, 3 point, Antler

The Great American Antler Boom

Antlers may hold the cure to debilitating bone disease such as

Whitetail Institute: THE SCIENCE OF ANTLER GROWTH