You have discovered a kind of bird which has adapted to beco

You have discovered a kind of bird which has adapted to become what would you expect lives in freshwater? The bred would excreted urea. The bird\'s kidneys would race constant tress. The of the birds would absurd water by the bird would take up water into its by the bird would visit land to eat salt.

Solution

option 1 is correct because generally birds extcrete uric acid when they are terestial but living in water will change the excretion.