From the microscopic to the complex, invertebrates hold remarkable biological strategies for survival, adaptation, and regeneration. Recent research is uncovering how their developmental mechanisms, ...

Birds are living dinosaurs whose ancestors include T. rex and giant penguins. Understanding their past can help us imagine ...

A bizarre, cyclops-like creature from nearly 600 million years ago may hold the key to how your eyes—and even your sleep ...

Why do 90% of humans reach with the same hand? The answer stretches back millions of years and involves fossils, language and ...

Giant, fearsome octopuses may have once ruled the ancient seas, according to new research that flips the script on their ...

A jaw tip worn down by nearly a tenth does not sound like much until you picture what it means. Chipping, cracking, scratches ...

From butterflies to peacocks, bold circular "eyespots" are among nature's most eye-catching patterns. But why do they appear ...

Flinders University researchers have taken a revealing look inside the head of one of the first animals to crawl from the ...

Some octopuses that lived over 72 million years ago were as long as whales. These huge predators may have been the largest ...

WASHINGTON (AP) — Newly discovered fossils have given scientists their first real glimpse of when Earth made a crucial transition from plants and unrecognizably simple animals to the complex creatures ...

A tiny claw in a 500-million-year-old fossil just rewrote the origin story of spiders. After a full day of teaching, Rudy Lerosey-Aubril turned to a task he found especially rewarding: preparing a ...

We will now discuss in a little more detail the Struggle for Existence. ―Darwin Compared with other mammals, human beings have large brains and access to types of intelligence that other animals ...