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Birds lay eggs.
All baby birds hatch out of eggs.
The mother bird lays the eggs.
The chick grows inside the egg.
The egg must be kept warm.
After 3 weeks the chick hatches.
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Hens must mate with a cockerel to make a chick. Chicks
do not grow inside the eggs we eat because they have been
laid by hens which have not mated.
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(a)
What is the name for a male hen?
(b) Why
does the hen sit on the egg?
(c) Why
will the eggs we eat not grow into chicks?
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1. Copy the picture of the egg hatching.
(i) Colour
it in.
(ii) Write
underneath "The chick is hatching from the egg."
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(a)
What is an egg tooth?
(b) Find
out how chicks break out of the egg.
(c) Draw
pictures to show the hen's egg tooth.
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