Among the Following Choices,the Most Concentrated Urine is Excreted By

Question

Among the following choices,the most concentrated urine is excreted by
A)frogs.
B)kangaroo rats.
C)humans.
D)desert tortoises.
E)birds.

Accepted Answer

Kangaroo rats have developed a highly efficient renal system that enables them to conserve water in their arid desert environment. As a result, they excrete the most concentrated urine among the given choices, with a solute concentration that can reach up to five times that of their blood.