Frieda, a tortoiseshell cat, sits on at cat scratching pad shaped like a chaise lounge. She is one of the foster cats up for adoption at the LapCats cattery in Sacramento, Wednesday, Dec. 22, 2015. Frieda's coloring suggests she may be a handful, according to a recent study by researchers at the UC Davis Veterinary school who probe the relationship between a cat's coat color and her personality. Turns out calicos and tortoiseshells are disproportionately described by pet owners as problematic.
Frieda, a tortoiseshell cat, sits on at cat scratching pad shaped like a chaise lounge. She is one of the foster cats up for adoption at the LapCats cattery in Sacramento, Wednesday, Dec. 22, 2015. Frieda's coloring suggests she may be a handful, according to a recent study by researchers at the UC Davis Veterinary school who probe the relationship between a cat's coat color and her personality. Turns out calicos and tortoiseshells are disproportionately described by pet owners as problematic. LESLIE STERLING/ Sacramento Bee
Frieda, a tortoiseshell cat, sits on at cat scratching pad shaped like a chaise lounge. She is one of the foster cats up for adoption at the LapCats cattery in Sacramento, Wednesday, Dec. 22, 2015. Frieda's coloring suggests she may be a handful, according to a recent study by researchers at the UC Davis Veterinary school who probe the relationship between a cat's coat color and her personality. Turns out calicos and tortoiseshells are disproportionately described by pet owners as problematic. LESLIE STERLING/ Sacramento Bee

Calico, tortie female cats among most difficult, study finds

February 03, 2016 12:15 PM