The George and Martha sereis of childrens books feature an animal whose name comes from an ancient Greek word that means what?
Hippopotamus The common hippopotamus ("Hippopotamus amphibius"), or hippo, is a large, mostly herbivorous and aggressive mammal in sub-Saharan Africa, and one of only two extant species in the family Hippopotamidae, the other being the pygmy hippopotamus ("Choeropsis liberiensis" or "Hexaprotodon liberiensis"). The name comes from the ancient Greek for "river horse" (ἱπποπόταμος ). After the elephant and rhinoceros, the common hippopotamus is the third-largest type of land mammal and the heaviest extant artiodactyl. Despite their physical resemblance to pigs and other terrestrial even-toed ungulates, the closest living relatives of the Hippopotamidae are cetaceans (whales, dolphins, porpoises, etc.) from which they diverged about . The common ancestor of whales and hippos split from other even-toed ungulates around . The earliest known hippopotamus fossils, belonging to the genus "Kenyapotamus" in Africa, date to around .
Pixiu Pixiu (), is a Chinese mythical hybrid creature, commonly, but incorrectly referred to in the West by the Greek word "chimera", is considered to be a very powerful protector to practitioners of Feng Shui. It resembles a strong, winged lion. Pixiu is an earth and sea variation, particularly an influential and auspicious creature for wealth. It is said to have a voracious appetite towards only gold, silver and jewels. Therefore, traditionally to the Chinese, Pixiu has always been regarded as an auspicious creature that possessed mystical power capable of drawing "Cai Qi" (財氣 wealth) from all directions. Because of this, according to Chinese zodiac, it is especially helpful for those who are going through a bad year.