Calgary Zoo Association of Zoos and Aquariums. The report, released in 2010, spotlighted systemic problems. In response, the zoo developed a 36-point plan that included improving animal care procedures and collection planning, addressing staffing issues like training and structure, enhancing security systems and safety drills, and upgrading aging zoo infrastructure. Later that year, the zoo hired noted animal welfare specialist, Dr. Jake Veasey, who has since instituted major changes and spearheaded new investment in animal facilities. In March 2012, Amur tiger Katja gave birth to three Amur tiger cubs at the zoo. The species is so highly endangered (there are an estimated
Hip replacement The average cost of a total hip replacement in 2012 was $40,364 in the United States, and about $7,700 to $12,000 in most European countries. Total hip replacement is most commonly used to treat joint failure caused by osteoarthritis. Other indications include rheumatoid arthritis, avascular necrosis, traumatic arthritis, protrusio acetabuli, certain hip fractures, benign and malignant bone tumors, arthritis associated with Paget's disease, ankylosing spondylitis and juvenile rheumatoid arthritis. The aims of the procedure are pain relief and improvement in hip function. Hip replacement is usually considered only after other therapies, such as physical therapy and pain medications, have failed.