The Baby Walrus Pup is a young walrus, the child of Wally and Walinda. The PAW Patrol and Cap'n Turbot first find out that Walinda is going to have a baby after Wally begins giving all of his food to her in Pups Save Walinda.. Several days after the discovery, Wally and Walinda appear with their baby walrus pup.
Nuclear blackmail. Nuclear blackmail is a form of nuclear strategy in which an aggressor uses the threat of use of nuclear weapons to force an adversary to perform some action or make some concessions. It is a type of extortion, related to brinkmanship.
Nuclear physics. Definition. Nuclear physics is the study of the protons and neutrons at the centre of an atom and the interactions that hold them together in a space just a few femtometres (10-15 metres) across. Example nuclear reactions include radioactive decay, fission, the break-up of a nucleus, and fusion, the merging of nuclei.