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A study published on Wednesday in the journal Nature has revealed new details on the evolution of the jaw – a major defining structure in the evolution of the face.
An international team of paleontologists has published new research in the journal Nature revealing that the human skeleton did not evolve from ancient predatory fossil fish, as previously believed.
An unusual fossil fish that has fins behind its anus could have implications for human evolution according to a scientist at The University of Manchester.
According to a report in the journal Nature Genetics, an international team of geneticists has announced the successful sequencing of the sea lamprey genome.
More than 99 per cent of modern vertebrates (animals with a backbone, including humans) have jaws, yet 420 million years ago, jawless, toothless armour-plated fishes dominated the seas, lakes, and rivers.
A half-billion years ago, vertebrates lacked the ability to chew their food.
The U.S. Fish and Wildlife Service has agreed to review whether four species of lamprey found on the West Coast should be protected by the Endangered Species Act.
The Pacific Hagfish (Eptatretus stoutii) also known as the Slime Eel, is a species of hagfish that is found in the mesopelagic (600 to 3000 feet deep) to abyssal (13,000 to 21,000 feet deep) Pacific ocean, near the ocean floor. In many parts of the world, including the USA, hagfish-skin clothing, belts, and other accessories are advertised and sold as "yuppie leather" or "eel-skin". Hagfish, however, are not true eels. This is a jawless fish, as it evolved to lose this trait from the early...
- To swell, as grain or wood with water.