A young giraffe’s neck often flops around as it learns to use its muscles, but it eventually finds the strength it needs to hold its head up. Over the course of a year, giraffes quickly learn ...

a popular 22-year-old giraffe. Doc, who lived well-past the 16.5 normal age span for giraffes, showed recent signs of declining health. He was losing muscle mass, had mobility issues and suffered ...