Clumbers are predominantly white in colour with lemon, brown, or orange markings around the eyes, and at the base of the tail. The final common condition that the breed has is heat sensitivity: if Clumber Spaniels are left without shade, they can become uncomfortably hot and dehydrated.In addition, Clumbers often have difficulties conceiving and giving birth, and may require caesarian sections. Some dogs may suffer from sensitivity to anaesthesia. Some dogs may suffer from sensitivity to anaesthesia. The most common severe health conditions in the Clumber Spaniel are entropion/ectropion eye conditions, spinal disc herniation and hip dysplasia. They have an average lifespan of 10-12 years with a median around 10 years.