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Did you know ...

• the treatment of Crohn's disease can include a mouse-human chimeric antibody called infliximab?
• indigenous peoples of the Russian Far East traditionally worshiped the Raven deity Kutkh as a key figure in creation, as a fertile ancestor of mankind, as a mighty shaman and as a trickster?
• in the history of neurology, Ancient Egyptians described the effect of high transection of the spinal cord in humans?
• the brains of Mormyrinae (pictured), a subfamily of African freshwater fish, use 60 percent of their body's energy, three times more than humans, the animal with the next highest percentage?
• the earliest example of humans having the skill to manufacture artifacts with a compound glue was found in Sibudu Cave, South Africa?
• there are so many species of Murinae (Old World rats and mice) that it is said they are in the process of taking over the world, and humans just came along in the middle of it?
• the oldest modern human remains in Europe have been discovered in Peştera cu Oase in south-western Romania?
• few color blind humans have true monochromacy, but rather are dichromats or anomalous trichromats?
• automated CPR machines such as AutoPulse are used to treat cardiac arrest in both humans and animals?
• Espiritismo is the Latin American and Caribbean belief that good and evil spirits can affect health, luck and other elements of human life?
• Saint Anthony's nut, popular with pigs as well as humans, is named for Anthony of Padua, patron saint of swineherds?
• Howiesons Poort, a Middle Stone Age culture in South Africa, shows evidence that humans used symbolism in the form of ground ochre 25,000 years before the start of the Upper Paleolithic?
• a subspecies of Black Lemur (pictured) is the only primate other than humans to have blue eyes?
• archaeologists at the El Manatí Olmec site have not only found the earliest rubber balls yet discovered and the earliest wooden artifacts in Mexico, but also the skeletons, femurs, and crania of human infants?
• an enterolith is a calculus found in the intestine of an animal, usually a horse or human?
• Alby, Sweden (pictured) is a mesolithic settlement, the earliest known of any humans on the island of Öland?