No penguins are not mammals. They lay eggs.
NO ... They are Birds and lay eggs.
Egg-laying mammals are known as monotreme. They are of the Order monotremata.Apart from monotremes, other animal groups which lay eggs are birds, reptiles fish and amphibians. Only the birds lay eggs exclusively. Among the reptiles, fish and amphibians, some are live-bearers.
they are bald and ugly. the are so weird looking
Vultures are birds and lay eggs. Baby vultures hatch from eggs.
ostritches lay eggs and they do not have three hearts.
Sometimes. They can lay between one and three eggs.
Yes, dogs are mammals (mammal is spelled "al" not "le"). They have hair/fur, they are warmblooded and the females produce milk and don't lay eggs. These are qualities that most mammals have.
none they all give live births
Eggs cant lay eggs. Im assuming you mean can a bird lay three eggs in a day. When a female bird is layingn she will lay all her eggs at pretty much the same time. If you noticed 3 eggs then there shouldn't be anymore after that.
becase if cats have babys not in eggs then their mamals. becase if cats have babys not in eggs then their mamals.
They lay, on the average, three to eight eggs. Only one clutch of eggs is laid per year. A swan builds their nests out of stems and leaves from plants such as cattails and sedges. Trumpeters often nest on top of muskrat or beaver lodges.