tawny owl

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tawny owl

a European owl, Strix aluco, having a reddish-brown or grey plumage, black eyes, and a round head
References in periodicals archive ?
Mydriatic effect of topically applied rocuronium bromide in tawny owls (Strix aluco): comparison between two protocols.
Common name Species Predatory behavior Little owl Athene noctua Eats small vertebrates, predominantly in open spaces, hunting on the ground after a short flight Tawny owl Strix aluco Eats small and medium sized mammals, amphibians and birds, hunting the prey quickly Scops owl Otus scops Eats insects, reptiles, small mammals and birds, hunting from perches in semi-open landscapes Eared owl Asio otus Eats rodents, small mammals and birds, hunting over open country by night.
Reversed sexual dimorphism in Tawny Owls, Strix aluco, correlates with duty division in breeding effort.
subbuteo (m) 4.7 5.7 3.7 4.0 Bubo bubo (F) 2.7 1.7 1.0 1.3 Glaucidium passerinum (f) 0.0 0.0 0.0 0.0 Strix aluco (R) 4.3 3.7 4.3 7.7 S.
The natural control of a population of Tawny owls (Strix aluco).
Although tear production was only measured for cases 1 and 3 in these eastern screech owls, measurements appeared to be normal based on reference ranges established in 1 study with tawny owls (Strix aluco), where reported mean values were 5.6 [+ or -] 3.3 mm/60 s for the STT and 19.3 [+ or -] 5.8 mm/15 s for the red phenol thread test.
The retinae used for this study were taken from the right eyeballs of two specimens of diurnal raptors [(buzzard (Buteo buteo), kestrel (Falco tinnunculus)] and two specimens of nocturnal raptors [little owl (Athene noctua), and tawny owl (Strix aluco)].
Out of 20 owl species occurring in Pakistan, four species were already known from Margalla Hills National Park (MHNP), viz., Himalayan Barred owlet (Glaucidium cuculoides), Oriental Scops owl (Otus sunia), Pallid Scops owl (Otus brucei) and Tawny owl (Strix aluco) (Robrets, 1991).
In the quoted literature, four raptors are the major predators of harvest mouse (Table 1): the barn owl (Tyto alba), the long-eared owl (Asio otus), the tawny owl (Strix aluco) and to a lesser extent the little owl (Athene noctua).
He estimated that Tawny Owls (Strix aluco) alone likely killed at least 168,850 bats per annum in the British Isles.
(20) Conversely, IOP did not differ between adults and juveniles in ostriches, Eurasian spar-rowhawks (Accipiter nisus), and tawny owls (Strix aluco).