New research shows that the earliest sponges were soft bodied and lacked skeletons, explaining why their oldest fossils are ...

A completely new order of marine sponges has been found by researchers at the Museum of Evolution, Uppsala University. The sponge order, named Vilesida, produces substances that could be used in drug ...

To understand the origins of multicelled life, researchers are studying a motley assortment of simpler animal relatives. The commonalities they’re unearthing offer a trove of clues about our mutual ...

Animals don't just see the world differently from one another, they experience time itself at dramatically different speeds.

Fast-moving animals process visual information at higher speeds, reshaping how they hunt, escape predators, and experience ...

A study published in Nature Ecology and Evolution on February 24, 2026, confirms that animals experience time at speeds dictated by their metabolic rates and ecological demands, with small, ...

Embryonic germ layers are the fundamental organizing principle in animal development. They provide the structural basis from which tissues and organs arise. During early embryogenesis, cells divide to ...