Sea slugs breathe through a gill (or ctenidium). Aquatic respiration ... The
respiratory system of gastropods can include either gills or a lung. ... the gills.
Because these sharks rely on this tec...
Apr 19, 2009 ... Fish use their gills to take oxygen from the water that they live in. But people get
the oxygen we need by breathing air, using our lungs. Whales ...
Unlike fish these marine mammals are not equipped with gills, which fish ... To
assist with long dives whales have developed special lungs that help them inhale
No, whales don't have gills; instead they are born with blowholes. ... to extract
oxygen directly from the water so that they can breathe underneath the water ...
Whales are marine mammals and like all mammals they have lungs and nostrils,
In order to obtain adequate energy the blue whale can consume as many as 40
million ... are unable to extract oxygen from the water as they do not possess gills.
... lungs through their blowhole which is located on the top of the whale's head.
Aug 5, 2009 ... (By the way, this is why we couldn't breathe liquid unaided, as in the film The ...
Well, their gills are much more efficient at extracting oxygen than our lungs. ...
With an unlimited, easy supply of oxygen, whales and dolphins can ...
Why do dolphins and whales swim to the surface of the ocean? ... The air-
breathing lungs of mammals, including humans, must be dry and empty of ... A
fish breathes by taking water into its mouth and forcing it out through the gill
Whales can't breathe in water for the same reason we can't. ... breathe. Animals
with backbones lost their gills and developed lungs when they moved onto land.
What they do is basically breath hold dive or we can even say free dive... ... Will
whales eventually evolve organs (i.e. gills) to let them breathe under water like
fish? How and why do ... Whales and dolphins use their lungs to breathe air also.
Learn why water molecules can't be absorbed by human lungs. ... Fish "breathe"
the dissolved oxygen out of the water using their gills. ... Warm-blooded animals
like whales breath air like people do because it would be hard to extract enough