Kits start off emitting the "wow wow wow" phone at the age of 19 days, when craving notice. Contact calls: The most normally heard make contact with get in touch with is a 3 to five syllable barking "wow wow wow" seem, which is generally produced by two foxes approaching one particular an additional. Red foxes have a extensive vocal selection, and create distinct sounds spanning five octaves, which grade into each and every other.