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.
Australiaâs top ten pure-bred canines of 2012 include six of the dogs from that list. Thereâs quite a range of intelligence across dog breeds says Kate, although sheâs adds that the variance within a breed is greater than between breeds. GALLERY: Australiaâs top 10 most popular dog breeds. Staffordshire bull terrier.