New fossil suggests bird courtship displays are at least 121 million years old.

Scientists have identified supermagnetic macrophages in the livers of homing pigeons (Columba livia domestica) that appear essential for navigation when the Sun is not visible, pointing to an entirely new mechanism for animal magnetoreception.

The post Pigeons May Sense Earth’s Magnetic Field Using Superparamagnetic Immune Cells in Their Livers appeared first on Sci.News: Breaking Science News.

New fossil suggests bird courtship displays are at least 121 million years old.

Named Plumadraco bankoorum, the newly-described species of enantiornithine bird lived in what is now northeastern China during the Cretaceous period, roughly 121 million years ago.

The post Cretaceous Bird from China Had Pair of Tail Feathers Twice as Long as Its Body appeared first on Sci.News: Breaking Science News.