Brownish red thick stringy discharge from 68th day pregnant cat

Hi, this isn't my first delivery, I've delivered 3 litters but with little to no difficulty whatsoever. This cat however has started meowing nonstop and looking for a nest about 12 hours ago of posting this. She kept following me around instead of looking for a nest but was still meowing a whole

Warning: graphic. Is this normal discharge to come out of a

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Could someone help please? Strange discharge :(

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