Around 400 million years ago, during a geological era often celebrated by paleontologists as the "Age of Fishes," the global ...

Most fish on Earth today are ray-finned fishes: minnows, anchovies, catfish, bluefish, groupers, flatfish, bonitos, you name ...

The placoderms were a diverse group of ancient armoured fishes and it’s widely believed that they are ancestral to virtually all vertebrates alive today, including humans. Placoderms dominated aquatic ...

We humans use the euphemism for sex that "we like to get a leg over" but the first jawed vertebrates – the placoderms – they liked to get a leg in. They were the first back-boned creatures to evolve ...

Jaws are crucial to the evolutionary success of many animals, yet their origins have long been shrouded in mystery. Now a new discovery is shedding light on how the jaws of ancient fishes are related ...

(Reuters) - Scientists in Australia have unearthed beautifully preserved fossilized hearts and other internal organs of ancient armored fish in a discovery that provides insight into the evolution of ...

These days, all fish have teeth. The shapes of their teeth vary according to diet, ranging from the little pegs of goldfish to the formidable, pointed teeth of sharks. But fish evolved from toothless ...

Sex is an ancient tradition. It’s older than today’s continents, older than dinosaurs, older than trees, dating back to a time when vertebrate life thrived in the seas but had not yet ventured onto ...