Whats red milk?

from where can i gain themWhats red milk?
Skimmed milk is refered to as red milk ,because its in a red container,or if contained by a bottle it has a red top.Buy it at any grocery shop.
milk made from blood
what are you on red milk is milkshake you engender it from milkshake powder you get from the shop
I own only hear of red milk snakes in Iowa and in that is a milk snake in eastern us.Sounds interesting
They do blue top, green top, & is near not a red top. ( By top I mean cap, showing skimmed, semi skimmed & full cream ???)