Early steel AK-47 magazines are 9.75 in (248 mm) long, and the later ribbed steel AKM and newer plastic 7.62Ã39mm magazines are about 1 in (25 mm) shorter. The transition from steel to mainly plastic magazines yields a significant weight reduction and allows a soldier to carry more ammunition for the same weight.
The world loves the Border Collie for their lively, spirited temperament and their proficiency at dog sports like flyball and Frisbee games. But this breed is also one of the most intelligent, ranking number one on some scales of canine smarts.
Yellow labs are the most popular Labrador Retrievers. Black Labs are very close in second place. And last, but not least, the Chocolate Labs are in third place. But they are all still very nice, friendly, loving dogs. Answer I watched Animal Planet on TV and they said that Black Labs were the most popular breed, followed by Yellow.