Open Question: Many seed eating rodents and birds in extreme deserts don’t have access to liquid water and instead manage to?

Open Question: Many seed eating rodents and birds in extreme deserts don’t have access to liquid water and instead manage to?

FULL QUESTION: Many seed eating rodents and birds in extreme deserts don’t have access to liquid water and instead manage to get adequate water from:

a.air
b.dew
c.soil
d.respiration
e.blood


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Open Question: I am noticing from time to time squirrels with extreme hair loss; what is this ?