Ichthyology Ichthyology Ichthyology (from Greek: ἰχθύς, "ikhthys", "fish"; and λόγος, "logos", "study"), also known as fish science, is the branch of zoology devoted to the study of fish. This includes bony fish (Osteichthyes), cartilaginous fish (Chondrichthyes), and jawless fish (Agnatha). While a large number of species have been discovered, approximately 250 new species are officially described by science each year. According to FishBase, 33,400 species of fish had been described by October 2016. The study of fish dates from the Upper Paleolithic Revolution (with the advent of "high culture"). The science of ichthyology was developed in several interconnecting epochs, each with
What the Health What the Health What the Health is a 2017 documentary film which critiques the health impact of meat and dairy products consumption, and questions the practices of the leading health and pharmaceutical organizations. Its primary purpose is to advocate for a plant-based diet. The documentary has been criticized by a number of medical doctors, dietitians, and investigative journalists for what they describe as confusing causation with correlation, cherry picking science studies, using biased sources, distorting study findings, and using "weak-to-non-existent data". Advertised as "The Health Film That Health Organizations Don't Want You To See", the film follows Kip Andersen as