The Eurasian elk and North American elk have body lengths ranging from 1.5 to 2.1 meters, with weights between 0.35 and 0.38 metric tons; the species’ embryonic stage features bodies weighing from 1 gram to 15 kilograms and measuring from 1 millimeter to 70 centimeters in length, while the young have body weights of 15 to 120 kilograms and lengths from 80 centimeters to 1.4 meters; adult individuals weigh from 0.32 to 0.6 metric tons and measure 1.7 to 2.1 meters in length.