Earth’s earliest animals may have held evolution back because they reproduced asexually, creating low-competition communities ...

Tracks left by some of the earliest complex animals are giving new insights into how they experienced the world. New research ...

A remarkable fossil hidden in a museum collection for decades is helping scientists rethink one of the biggest mysteries in ...

Animals of the Cambrian period went through one of the greatest evolutionary surges in history, known as the Cambrian Explosion. Animals of the Cambrian period likely began as worms or worm-like ...

How ancient bryozoans may have looked. (Zhifei Zhang) The Cambrian explosion was one of the most dramatic chapters in the ...

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Early animals formed complex ecological communities more than 550 million years ago, setting the evolutionary stage for the Cambrian explosion, according to a new study. Early animals formed complex ...

Animal life is extraordinarily diverse and complex, having colonised almost all environments on Earth – from hostile hydrothermal vents in the deep sea to the skies across our continents. But all this ...

Life was pretty nice during the Ediacaran, so the need for sex was rather limited,” Emily Mitchell, a paleozoologist at the ...

A forgotten fossil discovered in a museum drawer after more than 60 years is challenging assumptions about animal evolution.

An international research team, including scientists from the University of Hamburg, has identified fossils of bryozoans from the Early Cambrian period for the first time. The exceptionally ...