Jordi Paps receives funding from the University of Essex, the Royal Society, and the Wellcome Trust. Whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a ...

Up until quite recently, the animal phylum Placozoa enjoyed a unique position in animal systematics. It was the only phylum to which only a single species had ever been assigned: Trichoplax adhaerens.

Nearly 30 years ago, a research vessel off the southeast coast of Australia dragged up samples of the sea floor from depths of 400m and 1000m. Hidden away within the samples were a few unexpected gems ...

General animal biology: Frog as a representative animal -- Materials of the animal body -- Body covering, skeleton, and body muscles -- Digestive systems and metabolism -- Circulatory systems -- ...

The group with the world’s simplest animals—tiny blob-like life forms with no organs and just a few cell types—finally has a fleshed-out family tree built by a research group led by the American ...

All placozoans are superficially identical. But comparative genomic data reveals the presence of different genera. This is the first time that a new animal genus has been defined solely by genomics.