I laugh the laughter of the family Hyaenidae, of which there are four species, known for their laughter-like vocalizations.    From Wordnik.com.  ["Despite Assurances, McCain Wasn’t in a 'Cone of Silence.'"] Reference

Distribution of the Striped Hyaena (Hyaena hyaena syriaca Matius, 1882) (Carnivora: Hyaenidae) in urban and rural areas of Lebanon.    From Wordnik.com.  [Archive 2008-04-01] Reference

The family Hyaenidae is made up of two sub families, the protelinae and the hyaeninae.    From Wordnik.com.  [Citizendium, the Citizens' Compendium - Recent changes [en]] Reference