Opah! Warmest Fish in the Cold Blue Sea
This polka-dotted piscine anomaly is the only fish known to science capable of whole-body endothermy. Dr. Nick Wegner from our sister agency NOAA Fisheries joins us to discover the secrets of the amazing opah.
Read more: https://www.fws.gov/story/opah-warmest-fish-cold-blue-sea
The skinny
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