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There are many different kinds of sparrow. All are flying birds.
depends, but it's not much of a difference
There are many different drawings of flightless birds. Some of these drawings reflect birds who naturally cannot fly such as penguins for example.
The two flightless birds in Australia are the emu and the southern cassowary.
Yes, a penguin is flightless. Similar to other flightless birds like the ostrich, they lack proper flying anatomy. They have flippers that allow them to swim instead.
Penguins are birds. When you think of birds, you imagine a flying animal. Even though penguins can't fly, they are still considered birds, flightless seabirds.
Emus are flightless birds, and have a spine, so are vertebrates.
Ducks are not flightless. In some places, ducks are migratory birds, flying long distances in winter.
Australia does not have ten flightless birds. Only the emu and the southern cassowary are truly flightless.
Some flightless birds are the kiwi, ostrich, emu, cassowary, rhea, penguin.
You will be asked this in health and the answer is Marrow.
One flying reptile that is extinct is a pterosaur.Pteranodon