Q:

Are fish cold-blooded?

A:

Quick Answer

Most fish are cold-blooded. “Cold-blooded" is a general term used to describe organisms that are unable to regulate their own body temperature. Instead, the organisms body temperature is solely affected by external temperatures, specifically the animals ambient surroundings.

Continue Reading
Are fish cold-blooded?
Credit: Kirt Edblom CC-BY-2.0

Full Answer

In contrast, warm-blooded animals are able to regulate their body temperature by converting the food they eat into energy and thus, create heat.

Although most people refer to all types of aquatic animals as fish, there are many exceptions. For instance, organisms such as seals, whales and dolphins are not considered fish; these three aquatic animals are also warm-blooded. In addition, certain fish such as salmon sharks, billfish and blueface tuna are partially warm-blooded. They are able to raise their temperature, but only in certain parts of their body such as their eyes and brain.

Learn more about Fish

Related Questions

  • Q:

    What is a leopard puffer fish?

    A: The leopard puffer is a marine reef fish that has been introduced as an aquarium fish. It is about 3 inches long and covered with black spots. It also has ... Full Answer >
    Filed Under:
  • Q:

    What is a Tetra GloFish?

    A: Tetra GloFish are patented, genetically modified fish of the species Gymnocorymbus ternetzi. They are known as black or white skirt tetras in their natural... Full Answer >
    Filed Under:
  • Q:

    What is a crowntail betta?

    A: A crown tail betta is a type of Siamese fighting fish with spectacular fins and tail. The huge tail and fins seem divided into the points of a crown and ha... Full Answer >
    Filed Under:
  • Q:

    Can fish drown?

    A: According to the Outdoor Adventures Network, it is possible for fish to drown. Fish drown when exposed only to air in the same way humans drown from exposu... Full Answer >
    Filed Under:

Explore