The warm-blooded fish is the moonfish.

Studies have shown that moonfish are able to maintain their body temperature by circulating blood throughout their bodies, thus keeping them alive while feeding in the cold, deep sea. While tuna and some other sharks are also able to maintain the temperature of certain parts of their bodies while feeding in the deep sea, they must surface in time or else vital organs like the heart can be eroded by the cold water.

Characteristics of the moonfish

The moonfish is a kind of larger fish, the length of the body is basically in two meters or so, the appearance of the look, and the ordinary fish is also very different, the whole body is wide and round and flat, there is no sense of three-dimensionality in terms of the body, the body is also a faint metallic fluorescence, the upper side of the blue light, the most important feature is the The most important feature is the white spots on the body of the stars, wandering in the water glittering, at first glance and the moon is really similar to a few points, looks beautiful, "moon fish" title thus came.