crabs have gills. They are tucked away in between their legs.
lobsters obtain oxygen from the sun and other organisms lower level plankton.
When lobsters are underwater they breath in oxygen, when they come above water they breath out carbon dioxide.
with gills like fishies
Our body obtain oxygen to our body by breathing.
Crustaceans obtain oxygen through gills.
They get oxygen from their gills.
Who is "they" ?
you obtain oxygen from your lungs you could breath through your nose and through your mouth
multicellular organisms obtain their oxygen through the respiratory system
We obtain oxygen by breathing in fresh air. Carbon dioxide comes out of us.
No. The skeleton dose not get oxygen
Pterodactyls do not obtain oxygen at this time because they are extinct. While they existed, they probably obtained oxygen in the same way that birds today obtain it through the use of lungs.
Lobsters have gills located inside two branchial chambers. Water is pumped through these chambers by an apendage called the scaphognathite. Oxygen is extracted and the water expelled.