These issues are detailed in the Supplementary Methods and in Supplementary Table S1, specifically, the “Summary” worksheet tab ... for mammals and birds but declines for terrestrial arthropods and ...

The fossils of Mosura fentoni -- a species of arthropod that lived in the Cambrian Period -- were discovered in Burgess Shale in the Canadian Rockies, a region known for its exceptional ...

From fleas to mosquitoes, there's no shortage of organisms we like to consider pests – and, not surprisingly, the majority are insects, which account for up to 90% of animals on the planet.

A hunter dating back more than half a billion years has been discovered in Canada. Mosura fentoni was a trailblazer for modern arthropods, developing adaptations that some crustaceans and arachnids re ...

“The animal in the photo does appear to be a horsehair worm,” came the response a few days later from Michael Skvarla, Ph.D., assistant research professor of arthropod identification in the ...

“We can see traces representing bundles of nerves in the eyes that would have been involved in image processing, just like in living arthropods. The details are astounding.” Radiodonts were ...

It belongs to the arthropod group of animals, which accounts for about 84% of all known species that exist today, including insects, spiders and crabs. Palaeontologist Sarah Gabbott explains what ...

kazucha – stock.adobe.com The crustacean was a robber crab, the world’s largest terrestrial arthropod, capable of growing up to 3 feet long with a maximum weight of 11 pounds. This particular ...

It was likely part of an extinct group of small early arthropods called radiodonts. The three-feet-long predator Anomalocaris canadensis was also a radiodont that shared the water with Mosura.

The Schedule D tax worksheet helps investors calculate certain kinds of investment income for the Schedule D form, including depreciated real estate. The Schedule D form tells the IRS when a ...