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The largest species of this order of nocturnal birds is the neotropical great potoo (Nycitbius grandis), which can grow to a weight of 680 g (1.50 lb) and a height of 60 cm (2.0 ft). Heavier Caprimulgiformes have been recorded in juvenile specimens of the Australian tawny frogmouth ( Podargus strigoides ), which can weigh up to 1.4 kg (3.1 lb).
For species found in the 50 states, Puerto Rico, and the U.S. Virgin Islands, the taxonomic treatment (designation and sequence of orders, families and species) and nomenclature (common and scientific names) used in the list are those of the AOS, the recognized scientific authority on the taxonomy and nomenclature of North and Middle American birds.
California condors are North America's largest flying land birds. [3] Among all living flying birds, the Andean condor is the third heaviest after the Kori bustard and great bustard (up to 21 kg or 46 lb), and second only to the wandering albatross (up to 3.5 m or 11 ft 6 in) in wingspan.
The taxonomic treatment [3] (designation and sequence of orders, families and species) and nomenclature (common and scientific names) used in the accompanying bird lists adheres to the conventions of the AOS's (2019) Check-list of North American Birds, the recognized scientific authority on the taxonomy and nomenclature of North America birds.
The table contains a list of the largest birds living on this planet by wingspan, at maximum, assumed to be reliable by experts and verified records, at least 3 m (9 ft 10 in). Rank Image
The heaviest living bird native to North America, it is also the largest extant species of waterfowl, with a wingspan of 185 to 304.8 cm (6 ft 2 in to 10 ft 2 in). [3] [4] It is the American counterpart and a close relative of the whooper swan (Cygnus cygnus) of Eurasia, and even has been considered the same species by some authorities. [5]
Giant petrels form a genus, Macronectes, from the family Procellariidae, which consists of two living and one extinct species. They are the largest birds in this family. Both extant species in the genus are native to the Southern Hemisphere. Giant petrels are extremely aggressive predators and scavengers, inspiring another common name, the ...
One of two species in the genus Rhea, in the family Rheidae, it inhabits a variety of open areas, such as grasslands, savanna or grassy wetlands. Weighing 20–27 kilograms (44–60 lb), the greater rhea is the largest native bird in the Americas. [4] In the wild, the greater rhea has a life expectancy of 10.5 years. [5]