All teeth evolved from a single ancient sea predator, according to a new study. The study explains how certain species evolved to grow teeth by pinpointing their likely origin in an armored ray that ...

Fossil discoveries in Qatar reveal a new ancient sea cow species, closely resembling modern dugongs. These findings highlight how these giant herbivores shaped ancient seagrass ecosystems, acting as ...

The deep sea often challenges our ideas about how life evolves. Some creatures carry stories that stretch across unimaginable time. The vampire squid sits among these quiet survivors. Its soft body ...