A Long Beach resident had to quickly shield her toddler's eyes after they walked into a cave filled with dead penguins. It appears the settlement's small but thriving little blue penguin colony, near Dunedin, has been completely wiped out in an apparent dog attack. Kat Solin was walking towards the cave with her daughter today when she was faced with a grizzly sight. Eight little blue penguins - three breeding pairs and two juveniles - had been mauled to death by what looked to be a roaming dog. Ms Solin said luckily, she was able to ‘‘spirit her away’’ before her daughter realised what was happening. The attack had either happened last night or very early this morning.  ‘‘Somebody's dog has got into them, dug out all of the nest holes... we had to bury six adult penguins and two young ones.’’ Ms Solin reported the incident to the Department of Conservation (Doc).…