Scientists uncover the genes that give pufferfish their protective spikes •

Evolution and Developmental Diversity of Skin Spines in Pufferfishes - ScienceDirect

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Iguana Lizard with Spikes on Back on a Rock 10336295 Stock Photo

Evolution and Developmental Diversity of Skin Spines in Pufferfishes - ScienceDirect

Do poisonous animals, like pufferfish or stonefish, have any predators? - Quora

There's more to pufferfish than that goofy spiked balloon

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Evolution and Developmental Diversity of Skin Spines in Pufferfishes - ScienceDirect