Scientists researching the Grand Canyon recently found fossils of a never-before-seen species of the so-called penis worm, an animal which, as discerning readers may have guessed, bears a remarkable ...

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Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. August 11, 2024 at 6:00 a.m. Butterflies, beavers, panda bears — open ...

This study provides a fundamental advance in palaeontology by reporting the fossils of a new invertebrate, Beretella spinosa, and inferring its relationship with already described species. The ...

Nature is filled with cylindrical life-forms, from worms to snakes to plant stems. An amusing consequence of this evolution is that there are plenty of organisms resembling the human penis. Some of ...

An international research team led by Prof. ZHANG Huaqiao from the Nanjing Institute of Geology and Palaeontology of the Chinese Academy of Sciences (NIGPAS) has reported the discovery of ...

School of Earth Science and Resources, Chang’an University, Xi’an, China Fortunian scalidophoran worms have shown high diversity, with 7 genera and species and 10 indeterminate forms. Current studies ...

Priapulida are a phylum of marine worms with an extensible spiny proboscis. Priapulid fossils are known at least as far back as the Middle Cambrian. Their nearest relatives are probably Kinorhyncha ...

1 Department of Biology, Institute for Molecular Evolution, Heinrich-Heine-Universität Düsseldorf, Düsseldorf, Germany 2 Department of Life Sciences, Ben-Gurion University of the Negev and the ...

The systematic position of the small invertebrate group, Priapulida, is uncertain. In more recent publications they are classified usually as pseudocoelomates in the division Aschelminthes. A ...