![]() Happy Arbor Day! Here are some Phylo tree cards!.New Signature Phylo Card Game Celebrating Ecosystems Now at Beaty.Some Initial Press around the Beaty Phylo Deck.London’s Natural History Museum plays Phylo at their Science Uncovered.Plus a call for some crowdsourced goodness! Announcing the “Voyage of the Beagle” trading card game.Digging into Phylo, a Science-Based, Crowd-sourced Trading Card Game: An Interview with David Ng. ![]() General Beta Testing Feedback for the GSA Deck.(From Wikipedia, February 2015) Post navigation This probably indicates that they were gregarious in life, congregating in shoals. ![]() Lycoptera fossils are commonly found in large groups, buried together quickly in fine lake sediments. Lycoptera was covered in tiny oval scales about 1.2 millimeters across, and, in life, would had a superficial resemblance to the Common minnow. Many specimens preserve minute details and impressions of soft tissues. sinensis had larger teeth and probably fed on small insects and their larvae. Most species fed on plankton, and had numerous tiny teeth. Lycoptera species were small freshwater fish. Along with the genus Peipiaosteus, Lycoptera has been considered a defining member of the Jehol Biota, a prehistoric ecosystem famous for its early birds and feathered dinosaurs, which flourished for 20 million years during the Early Cretaceous. It is known from abundant fossils representing sixteen species, which serve as important index fossil used to date geologic formations in China. Lycoptera is a genus of fish that lived from the late Jurassic to Cretaceous periods in present-day China, Korea, Mongolia and Siberia. Ĭheck out spectacular pictures of feathered dinosaur fossils in the DISCOVER feature, " The Dragons of Liaoning. "We might also be able to tell whether they have sexual dimorphisms – whether males were more spectacularly coloured than females," he says. nowing the colour of dinosaur plumage could reveal something about their daily lives and ecology, Vinther says. The team believes it may be able to distinguish betweenīrown, red, and iridescent colors, and says the technique may work on ancient fur, as well.Īny discoveries will be of interest to artists who can use the findings to create more accurate pictures of prehistoric beasts, but researchers say there's also a scientific motivator. “With luck the microstructure of feathers from different parts of the fossil will vary corresponding to different original colours,” says Briggs. Investigate the structure of fossilized feathers from an ancient bird thought to be closely related to a living bird with varied and colourful plumage. Study coauthor Derek Briggs says the next step is to The lighter areas of the ancient feathers didn't have similar structures, leading researchers to confirm that the long-dead bird had black and white stripes. Melanin is what determines our hair, eye and skin color and gives birds' feathers their spectacular range of hues. , which are tiny organelles found inside pigment cells that produce melanin pigment. ![]() However, researchers realized that modern bird feathers have similar structures called melanosomes įor the study, which was published in Biology Letters, researchers examined the dark bands with an electron microscope and saw sausage-shaped structures that had previously been interpreted as fossilized remains of bacteria. "But then how do you square that with the well-known fact that the majority of organic molecules decay in thousands of years?". "The banding looks so life-like that it can't be geological in origin - it has to be biological," he said. The fossil feathers had an obvious striped pattern but its origin had long been debated, according to Professor Benton. Researchers say the discovery may allow them to reconstruct the colors of other prehistoric birds and even feathered dinosaurs. A new study of fossilized bird feathers from 100 million years ago has determined that the broad stripes visible on the feathers do indicate the color of that ancient bird's plumage.
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