Researchers in Australia have uncovered the oldest record of live birth — viviparity — in any vertebrate (see page 650). The discovery of embryos in fossils of placoderms (ancient, armoured, jawed ...

These days, all fish have teeth. The shapes of their teeth vary according to diet, ranging from the little pegs of goldfish ...

(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 ...

Evidence of bony organs in ancient, armour-plated fish suggests that they copulated even though many of their descendants stopped doing so. The history of sex may have to be rewritten thanks to a ...

When an Australian scientist uncovered an ancient-looking placoderm skull in the 1960s, he thought he'd cracked the code on an evolutionary mystery. This so-called 'platypus fish,' scientists had ...

New findings on the brain and inner ear cavity of a 400-million-year-old platypus-like fish cast light on the evolution of modern jawed vertebrates, according to a study led by Dr. ZHU Youan and Dr.

In the limestone ranges of Western Australia’s Kimberley region, near the town of Fitzroy Crossing, you’ll find one of the world’s best-preserved ancient reef complexes. Here lie the remnants of ...

Scientists estimate more than 99 per cent of all species that have ever existed on Earth are now extinct. Only a handful of them have been preserved as fossils. Fossils are ancient organisms’ ...

Measuring just 12 inches in length, the Qilinyu Rostrata, which lived more than 400 million years ago, was no apex predator. Belonging to the now-extinct armored fish group called placoderms, it was ...

John Long receives funding from The Australian Research Council and Flinders University. The intimate act of copulation is old – very old. In fact, it first evolved in ancient armoured placoderm ...