If today's maximum temperature was 14 degrees celsius and tomorrow's maximum is expected to be 28 degrees celsius will tomorrow be twice as hot as today? No. If it is zero degrees today, and 1 degree tomorrow, will it be infinitely hotter? Better to not use the concept.
Internally, slug anatomy clearly shows the effects of this rotationâbut externally, the bodies of slugs appear more or less symmetrical, except for the positioning of the pneumostome, which is on one side of the animal, normally the right-hand side. Slugs produce two types of mucus: one is
Characteristics: In all sea slugs (formerly known as Opisthobranchia) you will find the gills behind the heart. The sea slugs originate from the sea snails which have the gills in front of the heart. The shell is usually internal or completely lost at some point during evolution.The name Heterobranchia means different-gilled snails.he sea slugs originate from the sea snails which have the gills in front of the heart. The shell is usually internal or completely lost at some point during evolution. The name Heterobranchia means different-gilled snails.