. Animal biology; Human biology. Parts II & III of First course in biology. Biology. FIG. 384. — TAPIR OF SOUTH AMERICA {Tapirus americanus}. X ^5. Questions: How does it resemble an elephant? (Fig. 376.) A horse ? (p. 210.) Ungulates, as the horse, need no other protection than their great speed, which is due to lengthening the bones of the legs and rising upon the very tip of the largest toe, which, to support the weight, developed an enor- mous toe-nail called a hoof. The cattle, not having developed such speed as the horse, usually have horns for defense. If a calf or cow bellows with
. Animal biology; Human biology. Parts II & III of First course in biology. Biology. FIG. 384. — TAPIR OF SOUTH AMERICA {Tapirus americanus}. X ^5. Questions: How does it resemble an elephant? (Fig. 376.) A horse ? (p. 210.) Ungulates, as the horse, need no other protection than their great speed, which is due to lengthening the bones of the legs and rising upon the very tip of the largest toe, which, to support the weight, developed an enor- mous toe-nail called a hoof. The cattle, not having developed such speed as the horse, usually have horns for defense. If a calf or cow bellows with distress, all the cattle in the neigh- borhood rush to the rescue. This unselfish instinct to help others was an aid to the survival of wild cattle living in regions infested with beasts of prey. Which of ^Esop's fables is based upon this instinct ? The habit of rapid grazing and the correlated habit of chewing the cud were also of great value, as it enabled cattle to obtain grass hur-. FlG. 385. — HORSE, descended from a small wild species still found in Western Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bailey, L. H. (Liberty Hyde), 1858-1954. New York, The Macmillan Co.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbiology, bookyear1910
