The physiological demands of that long neck get support from a gene involved in strengthening bones and blood vessels, researchers find after inserting the sequence in mice.
Buzzfeed uncovers trophy hunters among the ranks of the International Union for Conservation of Nature, which, critics say, may be impeding wildlife protection.
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)