High-school biology texts regularly present Darwin’s theory of evolution in contrast with Lamarck’s earlier explanation, and the organism most often used to illustrate the difference between the two views is the giraffe (e.g., Creager et al., pp. 233-240). Lamarck, it is said, told a story of giraffe necks becoming longer as the animals tried to stretch their necks to reach food (Law of Use and Disuse). The longer necks acquired in this way would then be passed on to their offspring (Law of Inheritance of Acquired Characteristics). Continued stretching over the generations led to today’s long-necked giraffes. Darwin, on the…