During the Paleozoic Era, giant sea scorpions would have been the equivalent of a great white shark in their food web.
Articles on gigantism
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The newly discovered Heracles inexpectatus stood nearly a metre tall. And its fossil bones sat undiscovered on a museum shelf for more than a decade before its hefty status was finally appreciated.
An internet-breaking 6'4" steer isn’t the only animal to reach gigantic proportions.
Fossilised bones discovered in New Zealand reveal an extinct penguin which may have been the largest to ever live, around the same height as an average man.
Gigantism and acromegaly are rare conditions where a benign tumour causes excessive production of growth hormone (GH), which stimulates the growth of the skeleton and all tissues in the body.
Top contributors
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Curator of Vertebrates, Museum of New Zealand Te Papa Tongarewa
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Professor, The University of Queensland
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Fellow, Keele University
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Technical Officer - Palaentology, Australian Museum
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Adjunct Professor in Palaeontology, University of Canterbury
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Post-doctoral researcher in Palaeobiology, Flinders University
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Associate Professor in Vertebrate Palaeontology, Flinders University