First Animals: The comb jellyfish was the first thewestonforum.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from thewestonforum.com Daily Mail and Mail on Sunday newspapers.
For more than a century, biologists have wondered what the earliest animals were like when they first arose in the ancient oceans over half a billion years ago.
The oldest living animal, a jellyfish-like creature, branched off the earliest creatures on Earth 700 million years ago - and it is still live in our oceans and can be seen in aquariums worldwide.
Earliest Animals: What Did They Look Like? miragenews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from miragenews.com Daily Mail and Mail on Sunday newspapers.