it is called a prosterium.
The flap of skin attached to the gums and chin inside your mouth is called the frenulum. It helps to connect and stabilize the lips and tongue.
An ear flap
Behind the flap of skin that covers them, it is also above the heart.
The flap of skin that hangs over the mouth of an earthworm is called the prostomium. This structure is located at the anterior end of the worm and serves to help the earthworm sense its environment and aid in the ingestion of organic matter from the soil.
no worms do not breath through there n=mouths they breath through there skin
The flap of skin at the elbow is called a wenus.
it's called your uvula. it's basically a flap of skin that hangs down from the back of the soft palate (the hard palate is the roof of your mouth)
If you have a flap of skin that covers the tip of your penis, then you are uncircumcised. If the smooth glans (head) of your penis is visible, then you are circumcised.
yes earthworms do breath in dirt they do this through their skin as they have moist skin
The lip of the earthworm covers its mouth. It is used for ingesting food and moving soil particles into its digestive tract.
Earthworms are not insects. (Not all insects shed their skin.)
In earthworms the gaseous exchange takes place from their skin