Most people have encountered squid through their local seafood menu or field trip to an aquarium. Unlike octopuses, which are ...

Squid and cuttlefish, though often confused, diverged around 100 million years ago. These "ten-limbed" cephalopods survived ...

Fossil evidence suggests there were real ‘Kraken’ – finned octopuses who fed on large animals at the top of the food chain – ...

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

At the root of our family tree is a 600-million-year-old cyclops. Biologists from Lund University in Sweden recently ...

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

Scientists have shown that evolution has been using the same genetic "cheat sheet" for over 120 million years, suggesting ...

Why are there so many species of coral reef fish? According to a new study, it's because about 50 million years ago, some fish figured out how to bite food from hard surfaces.

Hulk lizards are eliminating long-standing color types within their species, disrupting an evolutionary system that lasted ...

New research challenges long-standing assumptions about human evolution, revealing that natural selection has been more ...

For ages, wall lizards coexisted in three distinct color types, each with its own strategy for survival. Now, a powerful ...