Sorry to break your heart but a blue fairy penguin does NOT live under ground...
Fairy Penguins live in Australia and New Zealand. The Fairy Penguin is also called the Little Blue Penguin, Little Penguin or the Blue Penguin.
The fairy penguin is the same as the Little and Blue Penguin. It is the smallest species of penguins.
little blue penguin or fairy penguin
The Little Blue Penguin. [Fairy Penguin.]
The fairy penguin (there is such breed)
A small penguin is called a fairy penguin, also known as little blue penguin or blue penguin.
The Fairy penguin, also known as the Little penguin and the Little Blue penguin, belongs to the genus Eudyptula.
Blue Fairy Penguin
The emperor penguin is 1.1 metre tall and the smallest penguin is called fairy penguin or little blue penguin. Fairy penguins live in Newzeland and Australia.
The Little Blue Penguin, also called the Little Penguin, the Blue Penguin, and the Fairy Penguin, is listed on the IUCN Red List with a status of "least concern". The population trend is not listed. So, if you are asking about this penguin, then its status is not listed as "endangered" at the present time.
yes fairy [little blue] penguins are the smallest
The little blue penguin is also known as just the Little Penguin. Formerly, it was known as the Fairy penguin.