#wormwednesday: Scale worm jaws reveal cannibalistic habits

  Most worms seem pretty harmless – no one ever worries about a nasty bite from an earthworm. But they’re not all so benign. Many species of polychaetes have fearsome jaws that they use to feed on unsuspecting prey – including other worms. These alien-looking gnashers are formed from strengthened collagen and can extend all…

#fossilfriday: Amber-encased spider’s head revealed

Although this image of a huntsman spider’s head looks modern, it represents the first clear view of a 49 million year-old fossil.¬†Eusprassus crassipes¬†remains encased in resin were scanned using X-ray computed tomography to reconstruct its anatomy in stunning detail for the first time. Researchers from the University of Manchester were able to conclusively described the…