We probably inherited our joints from… a fish
While the common ancestor of vertebrates with synovial joints is still a mystery, the oldest specimen with evidence of these ...
15 million-year-old creature — with its last meal inside — is new species in Australia
Brock’s iron shield fish adds to the rich prehistoric history of McGraths Flat, and contributes to its classification as a ...
Ancient shark species discovered in Kentucky national park had ‘molar like’ teeth
The fossilized remains of a newly discovered ancient shark species found in the depths of Kentucky’s Mammoth Cave National Park reveal not the sharp, pointy gnashers you’d associate with Hollywood’s ...
Sacramento Bee4d
15 million-year-old creature — with its last meal inside — is new species in Australia
The length of a femur bone may help paleontologists determine ... a fleshy dorsal fin without bony rays that is common in fish like salmon, according to the study. While the teeth and bones ...
PETBOOK magazine on MSN7h
How to Keep and Care for Sticklebacks in an Aquarium or Garden Pond
The stickleback is a small fish characterized by its conspicuous spines and unique reproductive behavior. Despite its small size, it is a fierce swimmer that scares off predators with its movable ...
CounterPunch2d
Why Seashells Resemble Spiraling Galaxies and the Human Heart
One halcyon spring day in 1903, the 69-year-old anatomist and naturalist Dr. James Bell Pettigrew sat at the top of a sloping ...
Best supplements for joint pain and arthritis: From Cod Liver to Chondroitin and Glucosamine
No matter your age, vocation, level of sportiness or activity, joint pain can slowly creep in and affect your knees, hips, ...
Smithsonian Magazine on MSN2d
Paleontologists Stumble Across 15-Million-Year-Old Fish Fossils That Are So Well Preserved, Their Last Meals Are Intact
Discovered in Australia, the fossils represent a new species that lived during the Miocene epoch and highlight how iron-rich ...