Caudal mucous pit Caudal mucous pit The caudal mucous pit, or caudal mucous horn, is an anatomical structure on the tail end of the foot of various land snails and slugs, terrestrial pulmonate gastropod mollusks. The function of this pit is the resorption of mucus when the gastropod is moving (see also Muratov 1999). An incorrect and yet often-used term for this structure is the "caudal gland". This area also used to be referred to by the term "caudal pore". Families of snails and slug where a caudal mucous pit exists in every species included: Families/subfamilies where is caudal mucous pit exists only
Shark fin soup According to WildAid, consumption of shark fin soup in China has dropped by 50–70% from 2011 to 2013. China's commerce ministry indicated that consumption of shark fin soup during the 2013 Spring Break holiday had decreased by 70 percent from 2012, and Hong Kong industry groups reported that shark fin imports were down by 20 to 30 percent from 2012. Also, anecdotal evidence points to a worldwide drop in shark fin prices and a move away from shark fishing in parts of Africa. Shark fins used in the soup are the cartilaginous dorsal, pectoral and caudal fins. These are regularly