If we study interactions between lobsters and other local species in maine, what level of ecology are we studying?

If  we  study  interaction  between lobster and  other  local  species   in  maine, the  level  of ecology we  are  studying  is the  community  .  community  in ecology  involve studying two  ore  more difference  species occupying  the  same ecological area  in  a  particular  time.Lobster and other  local  species in  this  case they  are   occupying  the  same  ecological  area.

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.