plzzzz tell me why is uricotelism advantageous to birds and insect

Uricotelism is the form of excretion of nitrogenous waste in the form of uric acid. Advantages of the process are:

1) There is a minimal water loss.

2) It is less toxic. 

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Uricotelism is beneficial for birds and insects because less amount of water (about 0-10 mLwater per g of uric acid) is required for excretion by means of uric acid . Since most insects and birds are terrestrial and have less availibility of water around them, they perform uricotelism.

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