The list of animals that have gone extinct goes on and on. Not only are there many different kinds of animals that have gone extinct but there are many different kinds of plants as well.
Like the previous responder stated, dinosaurs are type of amazing animal that has gone extinct. For example, the Tyrannosaurus Rex went extinct about 65 million years ago.
In 1883, the Quagga went extinct. This magnificent animal was half zebra, half horse. This is a very famous animal that once lived in Africa. It's front half looked like a zebra and bak half was brown.
Another amazing animal that has gone extinct is the Thylacine. It went extinct in 1936 and is also known as the Tasmanian Tiger. It was natively found in Australia and New Guinea.