Latest Cephalaspidomorphi Stories
More than 99 per cent of modern vertebrates (animals with a backbone, including humans) have jaws, yet 420 million years ago, jawless, toothless armour-plated fishes dominated the seas, lakes, and rivers.
Word of the Day
- A small wooded valley; a dell.
- The protecting weather-shed built around the entrance to a house.
The word 'dingle' comes from Middle English dell, hollow.