Nitrogenous Waste in Birds and Reptiles: Uric Acid. Birds, reptiles, and most terrestrial arthropods convert toxic ammonia to uric acid or the closely related compound guanine (guano) instead of urea. Mammals also form some uric acid during breakdown of nucleic acids.
Flamingos or flamingoes /flÉËmÉªÅÉ¡oÊz/ are a type of wading bird in the family Phoenicopteridae, the only family in the order Phoenicopteriformes. There are four flamingo species in the Americas and two species in the Old World. Play media.
This is the largest species of flamingo, averaging 110â150 cm (43â59 in) tall and weighing 2â4 kg (4.4â8.8 lb). The largest male flamingos have been recorded at up to 187 cm (74 in) tall and 4.5 kg (9.9 lb). It is closely related to the American flamingo and Chilean flamingo, with which it has sometimes been considered conspecific.