All groups of animals lay eggs. The one most commonly defined as non-egg-laying is the group known as mammals. Almost all mammals give birth to live young. The exception to this are the three species of monotremes, or egg-laying mammals, and they include the platypus and the two species of echidnas.
Within the other vertebrate groups, only the "Birds" are all egg-layers. There are some species of fish, reptile and amphibians which do not lay eggs.
Tetrapod's are the group of animals that lay eggs. Animals have been laying eggs for a long time. Snails, fish, and many other animals lay eggs from which their young hatch.
birds lay eggs
Animals that lay eggs, that have little or no other development within the mother are known as Oviparous animals. Types of animals that lay eggs are birds, reptiles, insects, fish, monotremes and molluscs.
Happiny can't lay eggs!
The duckbill platypus belongs to the group of egg-laying mammals known as monotremes. These unique animals lay eggs and also produce milk to feed their young.
There are many animals that lay eggs. Mammals do not. Here is a list of a few: Birds and Reptiles are the main animals known to lay eggs. The Platypus, even though it's a mammal, does infact lay eggs. Those are the main groups that I know of.
Really any types of bird =)
The general name for egg-laying animals is that they are 'oviparous animals'. The Order of egg-laying mammals are known as 'Monotremes'.
In animals that lay eggs, yes, the female is the egg-layer.
Birds such as the Owl and reptiles such as the Turtle are two animals that lay eggs.
unlikely, but there in the same egg group.
Yes. Penguins are birds, therefore they lay eggs.