Changes

Offspring are called ''pups'' (or ''puppies'') until around a year old. The collective noun for a group of offspring is a ''litter''.  

Offspring are called ''pups'' (or ''puppies'') until around a year old. The collective noun for a group of offspring is a ''litter''.  

Research has shown that it is probable that the first settlers respectively of the [[America]]s and [[Australia]] brought dogs of some sort with them.  

Research has shown that it is probable that the first settlers of the [[America]]s brought dogs of some sort with them. The case in [[Australia]] is not so clear. The [[dingo]] was not found in [[Tasmania]], evidence that it was introduced to Australia after Tasmania became an island after the last Ice Age. It was introduced to Australia either in a subsequent wave of immigration or by Asian visitors.

== Scientific details ==

== Scientific details ==