Over 100 Collective Animal Nouns Mens Track Screen Print Graphic T-shirt design, a unique gift for him! This is a design dedicated to animal group nouns. Wearing a list of over 100 of collective animal nouns, like a clowder of cats, a sleuth of bears, a shiver of sharks, a murder of crows, and a drift of pigs, will make you an expert in the field! They are truly fascinating and fun to read and memorize. Available in Men's / Unisex sizes = Tri-Blend (50% Polyester / 25% Cotton / 25% Rayon) Track Shirt, Athletic Gray. This shirt is incredibly soft & comfy!