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hollow
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∙ 12y ago
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Which one characteristic do birds seem to have that other animals don't?
Birds have hollow bones. (Except for penguins, which now have solid bones to help them dive)
In what ways do penguins not resemble other kinds of birds?
That penguins can't fly but other birds can
Did penguins used to fly?
penguins like other Flightless Birds eg. ostriches emus etc.evolved from birds that could fly.millions of years ago penguins flew over the ocean and dived into the water for food.their bones became hollow and they could no longer fly,so answer to your qestion is yes
Do birds eat penguins?
No.Birds eat Seeds,worms,ect. But not other birds especially penguins
How are penguins birds if they can't fly?
Just because penguins, ostriches, emus and kiwis don't fly doesn't automatically make them not birds. They still have the same characteristics that make them birds like all other birds have: a beak, feathers, porous bones, etc. The ability to fly is not part of the definition of what makes a bird.
How are penguins similar to other birds?
All birds have wings
Why do penguin have heavy and solid bones?
As opposed to other birds, penguins don't need light bones to be able to fly. On the contrary, penguins need to be fairly dense and solid to be able to dive well, and not simply bob like corks to the surface.
Penguins wing structure?
A penguin does not have wings like other birds. Instead, they have flippers, with massive, short and flattened. Bones. For a penguin the wing-beat in the water is similar to those by flying birds.
Is penguin a mammal or a bird?
Penguins are birds. Mammals are classified as endothermic animals that have hair, mammary glands, and three middle ear bones. Birds, while endothermic, do not have hair, mammary glands or three middle ear bones. They do not nurse their young, which is the specific characteristic of mammals. Penguins lay eggs like other birds and their chicks do not grow in a womb.
How do penguins breed with each other?
Penguins breed by mating and copulating, like other birds.
Are penguins jolly?
Many are, engaging in social interaction with other penguins and with humans. Unlike flying wild birds, penguins are closer in temperament to pet birds.
What features of Penguins make them different from other birds?
Penguins are birds and they cannot fly. The one cool thing about penguins are that they can swim in cold water and they eat fish and not worms like other birds. Every bird has a special quality or something that is "cool" about them. And penguins cannot fly but they swim. Penguins are aqua-dynamic, not aero-dynamic, like most other birds.
