THE author's aim has been “to produce a text-book of comparative neurology, giving an account of the nervous system as a whole, to trace its phylogenetic history, and to show the factors which have ...

v. 1. Propaedeutics to comparative neurology.--v. 2. Invertebrates and origin of vertebrates.--v. 3, pt. 1. Structural elements: biology of nervous tissue.--v. 3, pt ...

A study led by University of California, San Diego biologists suggests that, contrary to the prevailing view, the process in early development that partitions the nervous system in fruit flies and ...

IN the controversy respecting the ancestry of the Vertebrata the nervous system has always played an important part: that system is—I think Prof. Wiedersheim was the first to say it—the most ...

The rise of the central nervous system (CNS) in animal evolution has puzzled scientists for centuries. Vertebrates, insects and worms evolved from the same ancestor, but their CNSs are different and ...

New research has uncovered a surprisingly complex nervous system in sea urchins, which appear to possess an “all-body brain”.

"This fundamentally changes how we think about the evolution of complex nervous systems," said biologist Jack Ullrich-Lüter.

In 'water vampires,' scientists find evidence of stem cells that develop into the sympathetic nervous system. By Laura Baisas Published Apr 19, 2024 11:31 AM EDT Get the Popular Science daily ...

All bilateral creatures have some asymmetry, such as the human heart being located slightly to the left and the liver being ...

Cephalopods — which includes octopus, squid, and their cuttlefish cousins — are capable of some truly charismatic behaviors. They can quickly process information to transform shape, color, and even ...

Vertebrates, insects and worms evolved from the same ancestor, but their CNSs are different and were thought to have evolved only after their lineages had split during evolution. Researchers from the ...