During the last ice age, there wasn’t much plant matter to eat on northern steppes, but herbivorous woolly mammoths were abundant. How did they survive?

Watch footage from the public dissection of Marius, the young giraffe at the Copenhagen Zoo who was ultimately fed to predators at the facility. (CAUTION: GRAPHIC IMAGES)

Is the public dissection of zoo animals a boon to research and education, a PR nightmare, or both?