answersLogoWhite

0

Because of counter-current exchange, fish gills are the most efficient at gas exchange. This is followed by the continuous flow of bird lungs (due to their system of air-sacs). I don't know which animal exactly, but look to the fish for your answer.

User Avatar

Wiki User

13y ago

What else can I help you with?

Related Questions

What groups of animals have the most efficient gas exchange?

I would argue that the Albatross is one of the most efficient animals. It does not have to flap it's wings when it soars across the oceans since it's wing bones lock into place. It is also able to sleep while flying. It has a glide efficiency of 20 feet forward for every 1 foot down.


Why is respiratory system called a 'system'?

It is a group of organs.


What was the first group of animals to have an anus?

The first group of animals to have an anus were believed to be cnidarians, which include jellyfish and sea anemones. An anus allowed for the efficient removal of waste from their digestive system.


What are the three type of group of bones?

The Respiratory system,The Circulatory system,and The Urinary system.


Is the dorsal respiratory group the expiratory center?

No, the dorsal respiratory group is typically associated with the inspiratory phase of breathing, while the ventral respiratory group is considered the expiratory center in the central nervous system.


What is respiratory circulation and its functions?

The respiratory system is the group of organs within your body that enables you to breathe. The circulation system circulates blood throughout your body,


What group of animals is the most efficient at extracting oxygen from the atmosphere?

it's the mammal


What is a consist of groups of organs that perform closely related functions?

group of cells = tissue group of tissues = organ group of organs= organ system eh respiratory system, skeletal system, muscle system


What is oragniZation?

An Organ system can be defined as in Biology, a Biological system(or organ system) is a group or organs that work together to perform a certain task. Common systems such as those present in mammals and other animals, seen in human anatomy, are those such as the circulatory system, the respiratory system, and the nervous system.


What is oragn system?

An Organ system can be defined as in Biology, a Biological system(or organ system) is a group or organs that work together to perform a certain task. Common systems such as those present in mammals and other animals, seen in human anatomy, are those such as the circulatory system, the respiratory system, and the nervous system.


What makes up the respiratory apparatus system?

group of organs and tissues that permits breathing


What is chest physical therapy?

the term for a group of treatments designed to improve respiratory efficiency, promote expansion of the lungs, strengthen respiratory muscles, and eliminate secretions from the respiratory system.