Table of Contents
What is the main group of vertebrates?
In order to study them further, vertebrates can be further classified into 5 major groups – Mammals, Reptiles, Fish, Amphibians, and Birds.
What is the world’s largest vertebrae?
The vertebrae in the lumbar spine area are the largest of the entire spine, so the lumbar spinal canal is larger than in the cervical or thoracic parts of the spine. Because of its size, the lumbar spine has more space for the nerves to move about.
What are the five vertebrate groups?
The phylum chordata (animals with backbones) is divided into five common classes: fish, amphibians, reptiles, mammals and birds. Show examples of these groups and explain the characteristics that make one different from another.
What are the 5 main animal groups?
Animals can be divided into five distinct groups: mammals, fish, birds, reptiles, and amphibians.
What is the heaviest dinosaur in the world?
The heaviest dinosaur was Argentinosaurus at 77 tonnes. It was the equivalent to 17 African Elephants. Argentinosaurus is a double award winner being also the longest dinosaur. It is also the largest land animal to have ever lived.
Which is the largest animal on land?
The blue whale is the biggest animal in the world. The elephant is the biggest on land. And the whale shark is the biggest fish in the sea.
Is snake a vertebrate?
Snakes belong to the vertebrates, along with all other reptiles and amphibians, mammals, birds, and fish. All these animals have an inner skeleton. Bones give structure and strength to bodies.
What was the smartest dinosaur?
Troodon had a large brain for its relatively small size and was probably among the smartest dinosaurs. Its brain is proportionally larger than those found in living reptiles, so the animal may have been as intelligent as modern birds, which are more similar in brain size.
What dinosaurs are still alive today?
Other than birds, however, there is no scientific evidence that any dinosaurs, such as Tyrannosaurus, Velociraptor, Apatosaurus, Stegosaurus, or Triceratops, are still alive. These, and all other non-avian dinosaurs became extinct at least 65 million years ago at the end of the Cretaceous Period.
What is the smartest animal on the world?
The Smartest Animals In The World
- Chimpanzees are better than humans in some memory tasks.
- Goats have excellent long-term memory.
- Elephants can work together.
- Parrots can reproduce sounds of the human language.
- Dolphins can recognize themselves in the mirror.
- New Caledonian crows understand cause-and-effect relationships.
What is the biggest animal alive today?
the blue whale
Big animals The largest living animal in the world is the blue whale (Balaenoptera musculus), a beast measuring upwards of 100 feet (30 meters) long.