Gill slits are individual openings to gills, i.e., multiple gill arches, which lack a
single outer cover. Such gills are characteristic of cartilaginous fish such as
Shark gills. Sharks have 5-7 pairs of gill slits located on the sides of their heads.
They breathe through these gill slits.
Apr 19, 2016 ... Human limbs may have originated from shark gills, according to a study
published Tuesday that backs up a once-discredited, 138-year-old ...
May 28, 2013 ... Actually, this tale isn't true for all shark species. Like other fish, sharks "breathe"
through their gills, which are respiratory organs akin to our ...
Apr 19, 2016 ... Latest analysis shows that human limbs share a genetic programme with the gills
of cartilaginous fishes such as sharks and skates, providing ...
Apr 19, 2016 ... Skates are “cartilaginous fish,” along with sharks and rays, which means their
gills are protected by skin flaps. Those flaps in turn are held up by ...
Respiration. Gills and respiration. Just as bony fish, cartilaginous fish use gills to
take up oxygen from the water. They are carried by the pharyngeal arches and ...
Apr 30, 2016 ... The Sonic Hedgehog gene drives embryonic development of mammal limbs and
shark gills. Could our limbs have evolved from gills?
May 5, 2015 ... Does the hose shoved in the mouth really give you piece of mind that the shark is
being cared for? Think again.
Jun 13, 2014 ... In this fun new Shark Academy, Jonathan Bird explains the ... into their mouth
and then pass it directly by their gills and out of their bodies.