Endangered.
They are extinct
A cell
there are 510 species of sharks alive today like the largest shark which is the whale shark today not the megalodon because the megalodon is extinct and the smallest shark which is the dwarf lantern shark which is the size of a banana.
blue whale.
No. The smallest animal (mammal) on earth alive today is The Shrew.
The largest animal alive today that is related to dinosaurs would be the saltwater crocodile.
Extinct
Any invertebrate. They have no bones at all.
The African elephant is the largest and heaviest land animal alive today. It can weigh over 7000 kilograms.
The blue whale is the largest member of the kingdom anamalia
extinct
The biggest animal still on Earth today is the blue whale. They can grow up to around 100 feet in length and weigh as much as 200 tons.