Aves is the taxonomical class of what type of animals?
Aves in the 10th edition of Systema Naturae believed to be around 10,000 extant species. Linnaeus described the class Aves as: A beautiful and cheerful portion of created nature consisting of animals having a body covered with feathers and down; protracted and naked jaws (the beak), two wings formed for flight, and two feet. They are aereal, vocal, swift and light, and destitute of external ears, lips, teeth, scrotum, womb, bladder, epiglottis, corpus callosum and its arch, and diaphragm. Linnaean Characteristics In the list below, the binomial name is that used by Linnaeus. Aves in the 10th edition of Systema Naturae In the 10th edition of "Systema Naturae"
Moral status of animals in the ancient world attempt the creation of a taxonomical categorization and hierarchy of animals. Aristotle perceived some similarities between humans and other species and developed a sort of "psychological continuum", recognising that human and non-human animals differ only by degree in possessing certain temperaments. Nevertheless, he denied animals rationality and moral equality. "Plants are created for the sake of animals," he wrote, "and animals for the sake of men." Aristotle argued that humans were the “masters” in his created hierarchical structure based upon their rational powers. One of Aristotle's pupils, Theophrastus, argued against eating meat on the grounds that it robbed animals of