Conversation so far:
why are arctic foxes white in the winter
A pigment called melanin, absent in white fur, gives the fox its brown summer coat.
why do arctic foxes turn white
White fur not only provides camouflage in winter but adds warmth. The hair shafts of white fur are hollow, trapping warm air from the animal's body heat.
how much do arctic foxes eat
An average family of 11 arctic foxes can eat 60 rodents per day during the summer. Coastal arctic foxes will also eat shellfish, sea urchins and other invertebrates.

Question: what are the babies called
Self-contained rewrite: what are baby arctic foxes called