Article ‘Count’ and ‘Share’ for Institute of Systematics and Evolution of Animals, PAS based on listed parameters only. The articles listed below published by authors from Institute of Systematics and ...

Introduction : celebrating and understanding reproductive diversity / Janet L. Leonard -- The distinction between primary and secondary sexual characters / Michael T. Ghiselin -- The evolution of ...

Animals, from worms and sponges to jellyfish and whales, contain anywhere from a few thousand to tens of trillions of nearly genetically identical cells. Depending on the organism, these cells arrange ...

Evolution is often perceived as an incredibly slow, natural process driven by environmental pressures over millennia. That characterization certainly holds true, but humans have also repeatedly ...

A treasure trove of exceptionally preserved early animals from more than half a billion years ago has been discovered in the Grand Canyon, one of the natural world’s most iconic sites. The rich fossil ...

Fossils offer a glimpse into Earth's ancient life, revealing the origins and evolution of complex organisms. Discoveries like Dickinsonia and Kimberella showcase early animal forms from the Ediacaran ...

How animals of the Cambrian period experienced the Cambrian Explosion, which shaped life today and could help researchers understand life on other planets. Animals of the Cambrian period went through ...