Giraffe up to , and can sustain for several kilometres. A giraffe rests by lying with its body on top of its folded legs. To lie down, the animal kneels on its front legs and then lowers the rest of its body. To get back up, it first gets on its knees and spreads its hind legs to raise its hindquarters. It then straightens its front legs. With each step, the animal swings its head. In captivity, the giraffe sleeps intermittently around 4.6 hours per day, mostly at night. It usually sleeps lying down, however, standing sleeps have been recorded, particularly
The Blue Giraffe The Blue Giraffe "The Blue Giraffe" is a science fiction story on the concept of mutation by American writer L. Sprague de Camp. It was first published in the magazine "Astounding Science-Fiction" for August, 1939. It first appeared in book form in the anthology "Adventures in Time and Space" (Random House, 1946); it later appeared in the anthologies "World of Wonder" (Twayne, 1951), "The Science Fiction Bestiary" (Thomas Nelson, 1971), "Androids, Time Machines and Blue Giraffes" (Follett, 1973), "Isaac Asimov Presents the Great Science Fiction Stories: Volume 1, 1939" (DAW Books, 1979), "" (Bonanza Books, 1983), and "An Anthropomorphic Century"