Sexing Dinos: Paleontologists Seek Fossilized Hormones

Deep-time fossils usually don't reveal the sex of the ancient creature, but new research aims to change that.

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Evan Saitta ,Holly Latta ,Field Museum Of Natural History ,University Of Chicago ,Agouron Institute ,Society Of Vertebrate Paleontologists ,Vertebrate Paleontologists ,Agouron Institute Fellow ,Field Museum ,Fossil ,Health ,Medical ,Dharma ,Sex Hormones ,Androgen Receptor ,Ormone ,Phenols ,Testosterone ,Prolactin Releasers ,Steroid Hormone ,Estradiol ,Jasmina Wiemann ,Cliff ,Hepatotoxins ,Puberty ,Estrogens ,Izmodo ,