Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. An astonishing fossil has ticked off a few world ...

The Nature Index 2024 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Cladistic analyses generally place tunicates close to the base of the chordate lineage, consistent with the assumption that the tunicate tail is primitively simple, not secondarily reduced from a ...

Researchers describe a 500 million-year-old tunicate fossil species. The study suggests that the modern tunicate body plan was already established soon after the Cambrian Explosion. Karma Nanglu says ...

Having a head is quite an advantage. Although this may sound banal, it had to be tested by evolution in a long process: As animal life developed, it was invertebrates who initially dominated the ...

Karma Nanglu says his favorite animal is whichever one he’s working on. But his latest subject may hold first place status for a while: a 500-million-year-old fossil from the wonderfully weird group ...