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Biology Reptile Articles

How do Chameleons Change Color?

The more than 100 kinds of Chameleons can change color, usually between brown, gray and green. But some have the ability to change to almost any color. And they can perform this feat in 20 seconds. Chameleons can be found in northern Africa, the Middle East, India and Madagascar. Chameleons have special cells in layers […]
British Dogs Companion Dogs Dog Breeds Sporting Dogs Terriers

Bull Terrier

Vital Statistics: Place of Origin: England Group: Terrier, Sporting, Companion Height: Standard 20-24 in., mini 10-14 in. Weight: Standard 45-80lbs., mini 15-35 lbs. Life span: 10-14 yrs. Trainability: moderate Good with children: questionable Good with other pets: no What is the origin of the Bull Terrier? The Bull Terrier counts among its ancestors, the Bulldog, Old […]
Diseases Affecting Multiple Species New

Osteochondrodysplasia

Osteochondrodysplasia is the term for a number of disorders where there is malformation and growth of cartilage and bone. Osteo means bone, chondro is cartilage and dysplasia is abnormal development. It is a hereditary disorder resulting in abnormal skeletal development. Deformities that occur often result in shortened limbs. In severe cases, surgery is often necessary […]