Prehistoric Marine Animals List. This 290 million years old shark had a 360 degree serrated teeth. Even today, invertebrates make up around 97 percent of the animal kingdom.
Dinosaurs and prehistoric life › prehistoric invertebrates › ammonites ancient sea lilies Baleen whale — baleen whales are one of the largest animals on earth.they strain huge amounts of water through their teeth to get enough small animals (like krill and zooplankton) to eat. Not every amazing prehistoric creature was a dinosaur!
Of all the prehistoric mammals in this list, indricotherium (which is also known as paraceratherium and baluchitherium) is the only one to have approached the size of the giant sauropod dinosaurs that preceded it by tens of millions of years.
Top 11 scariest prehistoric animals. Dinosaurs and prehistoric life › prehistoric invertebrates › ammonites ancient sea lilies Baleen whale — baleen whales are one of the largest animals on earth.they strain huge amounts of water through their teeth to get enough small animals (like krill and zooplankton) to eat. From insects to mollusks, and from worms to jellyfish, invertebrates dominate our planet in terms of their numbers.