They don't exactly hatch... because they don't have a shell
:)
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Yes they are, because they hatch from eggs and their egg is used
by there shell.
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Amphibians hatch out of an egg with no shell.
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Calcium is in the shell, and as the chick develops, it absorbs
the calcium from the shell. This also allows the shell to get
softer (immeasurably) so that they can hatch.
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Yes, as long as the sack inside the shell isnt pierced the egg
can hatch no problem.
Is this true the national military strategy of the unite states today includes three principal elements deterrence inflexible response and forward strategy
What are the effects of discrimination
Economic interest group American Medical Association
Which type of interest group would likely be concerned if the government planned to allow cutting of all trees on government lands