Results 121 to 130 of about 8,075 (212)

Распространение, численность и статус орла-могильника в России и Казахстане

open access: yesПернатые хищники и их охрана, 2018
Численность орла-могильника в России и в Казахстане по состоянию на 2018 г. оценивается в 6465–7849 гнездящихся пар, половина из которых гнездится в России.
Igor V. Karyakin
doaj  

Raptors bred in captivity: semen characteristics and assisted reproduction outcome in goshawk (Accipiter gentilis). [PDF]

open access: yesPeerJ, 2023
Fausto AM   +8 more
europepmc   +1 more source

A parlagi sas (Aquila Heliaca) és a pusztai sas (Aquila Nipalensis) hibridizációjának molekuláris vizsgálata

open access: yes, 2015
For a long time researcher investigate the question of hybridization, especially since the molecular techniques have been improved. Due to these improvements it is possible to study it’s effects and role in the evolutionary processes. Any proof of hybridization between the Eastern Imperial Eagle (Aquila heliaca, Savygny, 1809) and the Steppe Eagle ...
openaire   +1 more source

Post-fledging Dependent Behaviour, Dispersion and Migration of Young Eastern Imperial Eagles from Slovakia as Revealed by Satellite Telemetry

open access: yesПернатые хищники и их охрана, 2018
In 2005, five nestling Imperial Eagles (Aquila heliaca) were fitted with battery-powered GPS Satellite Transmitters (PTTs) in Slovakia to study their behaviour after fledging, two of them in the east and the other three in the west of the country.
Bernd-Ulrich Meyburg   +4 more
doaj  

Surveillance of Highly Pathogenic Avian Influenza Viruses (H5Nx Subtypes) in Wild Birds in Iran, 2014-2019. [PDF]

open access: yesArch Razi Inst, 2021
Marashi SM   +5 more
europepmc   +1 more source

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