Doppelherz für Tiere

#Parts of the human body, skeletons, skulls #Quadrilaterals #Letters presenting a special form of writing #Colours #Hearts #Other irregular parallelograms, trapezia and quadrilaterals, quadrilaterals containing one or more rounded corners #Several quadrilaterals juxtaposed, joined or intersecting #Quadrilaterals containing one or more letters #Quadrilaterals with dark surfaces or parts of surfaces #Series of letters presenting different forms of writing #Series of letters in different dimensions #Letters in light-coloured characters on a dark background #Four colours