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The great grey owl (Strix nebulosa ... The wingspan can exceed 152 cm (5 ft 0 in), but averages 142 cm (4 ft 8 in) for females and 140 cm (4 ft 7 in) for males.
In the boreal forests, both the northern hawk owl and great grey owl appear to be in greater danger of great horned owl predation in years where the snowshoe hare have low populations. [161] [162] Great horned owls were the leading cause of mortality in juvenile spotted owls (30% of losses) and juvenile great grey owls (65% of losses).
Other common names include the ghost moth, great gray witch and great owlet moth. Thysania agrippina is of interest as a competitor for title of "largest insect". This may be true by the measure of wingspan—a Brazilian specimen with a wingspan of almost 30 cm (12 in) appears to hold the record. [ 1 ]
The wingspan of the great potoo and the oilbird can be more than 1 m (3.3 ft), the largest of the order. [71] [72] The largest species of the nightjar family, the great eared nightjar (Eurostopodus macrotis) of East Asia, is of smaller proportions. Great eared nightjars can reach 150 g (0.33 lb) in weight and 41 cm (16 in) in height. [73]
Blakiston's fish owl measures 60 to 72 cm (24 to 28 in) in total length, and thus measures slightly less at average and maximum length than the great gray owl (Strix nebulosa), a species which has a significantly lower body mass. [6] [15] The Eurasian eagle-owl (B. bubo) is sometimes considered the largest overall living owl species.
This clip of a Great Gray Owl and her owlets is actually part of a longer video made by a family on YouTube a few years ago in which two teenagers observe and document the birth, caretaking, and ...
[8] [18] Also, although 9 cm (3.5 in) shorter than the largest of the latter species, the Eurasian eagle-owl can weigh well more than twice as much as the largest great grey owl. [5] [20] The Eurasian eagle-owl typically has a wingspan of 131–188 cm (4 ft 4 in – 6 ft 2 in), [5] with the largest specimens possibly attaining 2 m (6 ft 7 in).
An owl sits on the Hilton Head Raptor Cam nest on Thursday, Feb. 8. Hilton Head Land Trust The owls, who were first spotted in the nest in September 2023, are tending two babies that hatched ...