BIOL 1030 Study Guide - Midterm Guide: Archaic Humans, Body Plan, Foramen Magnum

• School: University of Manitoba
• Department: Biological Sciences
• Course: BIOL 1030
• Professor: Kevin G.Scott

Document Summary

They use their own metabolic heat so their endothermic feathers and fast enables them to retain heat. Their lungs have tiny tubes leading to an from elastic air sacs and they have a for chambered heart. Birds have colored vision and the brain is well-developed it is larger than amphibian and non-bird reptiles. They engage in courtship rituals during mating season fertilization is internal the embryo must be kept warm therefore they sit on it. 34. 6 - mammals are amniotes that have hair and produce milk. Mammals are amniotes the name is derived from their mammary glands. Mammals have hair and a fat layer under the skin to retain heat therefore endothermic. E cient respiratory and circulatory system including before chambered heart sheet of muscle called the diaphragm help ventilate the lung. They have di erent teeth i like reptiles they have jaws and their teeth are adapted for chewing.