The Eurasian ruffe (Gymnocephalus cernua), also known as ruffe or pope, is a freshwater fish found in temperate regions of Europe and northern Asia. It has been introduced into the Great Lakes of North America, reportedly with unfortunate results, as it is invasive and is reproducing faster than other species. Its common names are ambiguous – "ruffe" may refer to any local member of its genus Gymnocephalus, which as a whole is native to Eurasia. == Description == The ruffe's colors and markings are similar to those of the walleye, an olive-brown to golden-brown color on its back, paler on the sides...

The star and crescent (☪) is an iconographic symbol used in various historical contexts, but is best known as a symbol of the Ottoman Empire and Turkey. It is also often considered as a symbol of Islam by extension. It developed in the iconography of the Hellenistic period (4th–1st centuries BCE) in the Kingdom of Pontus, the Bosporan Kingdom and notably the city of Byzantium by the 2nd century BCE. It is the conjoined representation of a crescent and a star, both elements have a long prior history in the iconography of the Ancient Near East as representing either the Sun and Moon or the Moon and...

The International Federation of Red Cross and Red Crescent Societies is a worldwide humanitarian aid organization that reaches 160 million people each year through its 192 member National Societies. It acts before, during and after disasters and health emergencies to meet the needs and improve the lives of vulnerable people. It does so with impartiality as to nationality, race, gender, religious beliefs, class and political opinions. The IFRC is part of the International Red Cross and Red Crescent Movement along with the International Committee of the Red Cross (ICRC) and 192 National Societies...

Theobromine poisoning, also informally called chocolate poisoning, is an overdosage reaction to the xanthine alkaloid theobromine, found in chocolate, tea, cola beverages, and some other foods. Median lethal (LD50) doses of theobromine have only been published for cats, dogs, rats, and mice; these differ by a factor of 6 across species. At doses of 0.8-1.5 g (50-100 g cocoa) per day sweating, trembling and severe headaches were noted. Limited mood effects were shown at 250mg/day and negative mood effects above. == Chocolate == === In humans === Cocoa beans contain about 1.2% theobromine by weight...