What Are Spines Used For On Puffer Fish in the USA
Fraser says that this localization of the spines is to enhance protection. “When pufferfish inflate by ingesting water or in some cases air, their skin becomes stretched, especially around the abdomen and is more susceptible to damage, such as being torn,” he says. “Spines reinforce the puffed-up abdomen. What is the purpose of puffer fish…
