The dodo bird and the kiwi bird are both classified as ratites, which is a group of flightless birds. Ratites are characterized by their lack of a keel on their sternum, which is the bone that anchors the flight muscles in other birds. This lack of a keel means that ratites cannot fly.
The dodo bird was a large, flightless bird that was native to the island of Mauritius. The dodo bird was about 1 meter (3 feet) tall and weighed about 23 kilograms (50 pounds). The dodo bird had a large, hooked beak and a long, bushy tail. The dodo bird was a herbivore and its diet consisted of fruits, seeds, and leaves.
The dodo bird was driven to extinction by humans. The dodo bird was hunted for its meat and its feathers. The dodo bird was also killed by the introduced predators that were brought to Mauritius by humans. The dodo bird became extinct in the 17th century.
The kiwi bird is a small, flightless bird that is native to New Zealand. The kiwi bird is about 50 centimeters (20 inches) tall and weighs about 1.5 kilograms (3 pounds). The kiwi bird has a long, pointed beak and a short, bushy tail. The kiwi bird is a nocturnal animal and its diet consists of insects, worms, and fruits.
The kiwi bird is not threatened by extinction. The kiwi bird is protected by the New Zealand government and there are many conservation programs in place to protect the kiwi bird.