Also known as ctenophores and considered one of the most ancient animal lineages, comb jellies possess the unique ability to revert to larval stages after reaching maturity. This was discovered in ...

They were feline—ancient cats ... gold and painted masks and coffins to adorn the estates and museums of Europe and America. The many thousands of mummified animals that turned up at sacred ...

Ancient Mayan City Located ... Their reward was the discovery of human remains, animal skulls, pottery, obsidian, and the 2,000-year-old serpentine green mask. The human remains are thought ...