Earliest Evidence of Feather Molt in a Flying Dinosaur
A unique study has for the first time documented the common process of a sequential feather replacement (feather molting) found among modern birds in a winged dinosaur dating back 120…
The Strange Case of Cholesterol Synthesis During the Evolution of Animals
A new study published recently in the journal Current Biology suggested that during the course of evolution, most animal species on Earth lost the ability to synthesize cholesterol autonomously. Cholesterol is a…