Osmoregulation and Excreation

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Across
  1. 2. organisms restricted to a narrow range of salinities
  2. 4. bony fishes excrete this nitrogenous waste
  3. 5. animal at higher solute concentration than that of their environment
  4. 6. animal at the same solute concentration as the environment
  5. 7. birds excrete this nitrogenous waste (two words, no space)
  6. 8. organisms that can adapt to a wide range of salinities
Down
  1. 1. reclamation of valuable materials from the filtrate into the bloodstream (two words, no space)
  2. 3. animal at lower solute concentration than that of their environment
  3. 7. mammals excrete this nitrogenous waste