Many fish swim with their mouths open. They swim with their mouths open because the water goes into their mouths and out their gills, which is how they breathe.
Not all freshwater fish have permanently open mouths. In fact, very few of them do. But the reason they open their mouths so often is they have to do it to breathe. They suck in water and pass it over their gill fillaments (like our lungs) where Oxygen is taken in and Carbon dioxide etc is passed out.
Pilot fish are known to swim into the open mouths of sharks and clean the food scraps from around their teeth.
Their mouths lap open and their eyes freeze they jump about looking for the water.
In the front.
No. If they didn't open and close their mouths, water couldn't flow through their body, and then out their gills. Thus, they wouldn't survive.
hippos open their mouths and the cleaner wrasses (a fish) comes and eats all the bacteria
Most fish will open and close their mouths mostly because they are sucking up mico algaes they do this as well by picking up gravel sucking off the the algae and spitting them back out.
They open there mouths like whales and go in the water. Its basically a fish net that a walrus has.
to eat, or to sing, or to vomit into the mouths of their children
Clown fish eat with their mouths.
They have a big .....
Cats open their mouths because they yawn. They also sneeze (just like homans).
Crocodiles are often seen on the beach, looking like they are asleep, with their mouths open. What they are doing is basking, they keep their mouths open to regulate their body temperature. People sweat, dogs and cats pant, and crocodiles open their mouths :)
fish chews the food and swallow it they eat with there mouths
In their mouths or stomachs
with their mouths open!
eels must open and cloth their mouths constantly in order to circulate water over their gills
No. Betta can only eat what will fit in their mouths...and bettas' mouths are tiny.
Perch eat the same way that other fish do. They open their mouths, suck in the food and eat it. They eat a variety of things in the water.
Hippopotamuses can open their mouths 3 metres wide Lions can open their mouths 1.7 metres
Scallops open their mouths and shut them so then they start to move, so that's how they get away the open and close their mouths.