No, fish do not have lungs and therefore have a single circulatory system.
That's just the way fish evolved. Also, since fish can be small organisms, they only need single circulation.
Fish have single-loop circulation.
Fish have single-loop circulation.
Fish have a "single loop" circulation and Amphibians have a "double loop" circulation.
The camel has dual eyelids.
Circulation
blood circulation was first reported by william harveyin man there is a comlpete separation of venous blood and arterial blood
Pisces has the symbol of two fish, indicating its dual nature.
ben hrrison
No, gills need a large amount of blood to dump oxygen into. It is the same reason why the human heart is located under the left lung. No need to fear
All of the Bicentennial coins with the dual date of 1776-1976 struck for circulation have face value only regardless of denomination.
There are 2 mg of fish oil in a 10 ml capsule. Fish oil is taken as dietary supplement to help improve heart, circulation, and skin health.