About 500 million years ago, not a single creature had a skull. Over time, these bony plates evolved into the structural marvels that vertebrates—animals with spinal cords, aka you, me, and your pug, ...

If forced to choose one descriptor for the octopus, the best word may be “otherworldly.” These truly amazing marine animals ...

The vast majority of our planet remains a complete mystery, hidden beneath miles of crushing water where sunlight never penetrates. In this eternal darkness, evolution has taken a path so bizarre that ...

Nature is full of strange surprises, and these animals with partial or total translucence offer prime examples. The creatures listed here include marine species like the ghost shrimp and glass squid.

Marine life is indeed extremely interesting and unusual. Nevertheless, some animals in the oceans look really weird and ...