fish with no jaw........novanet
Stromatolites.
The oldest known fossils are prokaryotic. These fossils, dating back over 3.5 billion years, are believed to be ancient bacteria and archaea. Eukaryotic cells are thought to have evolved later.
Animals that have spines (backbones) are called vertebrates.
Dinosaurs were a group of large vertebrates that were alive over 200 million years ago. Fossils of these animals have been found all over the world.
Vertebrates have backbones, other animals (besides vertebrates) don't have back bones.
They are called vertebrates
Vertebrates.
Vertebrates are animals that have a backbone. A vertebrate has a 'vertebra' - a backbone
well vertebrates are animals that have a backbone and invertebrates are animals that don't have a backbone
vertebrates are fish, and invertebrates are slugs
The oldest humanoid fossils were all found in Africa.
Fern fossils come from ferns. Ferns are plants, not animals. Hence, fern fossils are plants, not animals.