If we separate out the tusks — which are different from regular teeth because they don’t even fit inside the animal’s mouth — then some of the biggest teeth belong to the hippopotamus. The lower ...

They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be ...

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...

One ichthyosaur skull Sander previously studied was over six feet long and had teeth that were less than an ... If it was the biggest ichthyosaur ever, it was the biggest animal ever.” Without the ...