Bladder snail (R) & Ram's horn snail (L) 2 different type of fresh water snails, one fo them breathing air _DSC0384

2 different type of fresh water snails, one of them breathing air

 

right one

Bladder snail ( Physidae family ) floating on the water surface's

underside. -->breathing air

 

left one

Ram's horn snail ( Planorbarius corneus )

 

2 типа сладководни охлюви

Done