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Alex J. Berryman
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Journal Articles

Uncertainty and Precaution in Estimating the Population Size of the Philippine Eagle

Available to Purchase
Nigel J. Collar, Alex J. Berryman
Journal: Journal of Raptor Research
Journal of Raptor Research (2025) 59 (2): 1–6.
https://doi.org/10.3356/jrr2484
Published: 05 May 2025
View articletitled, Uncertainty and Precaution in Estimating the Population Size of the Philippine Eagle
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Includes: Supplementary data
Journal Articles

Is the Tiny Hawk ( Accipiter superciliosus ) Really a Specialized Predator on Hummingbirds? Using Citizen Science Data to Elucidate Dietary Preferences of a Little-Known Neotropical Raptor

Available to Purchase
Alex J. Berryman, Guy M. Kirwan
Journal: Journal of Raptor Research
Journal of Raptor Research (2021) 55 (2): 276–280.
https://doi.org/10.3356/0892-1016-55.2.276
Published: 27 January 2021
View articletitled, Is the Tiny Hawk ( Accipiter superciliosus ) Really a Specialized Predator on Hummingbirds? Using Citizen Science Data to Elucidate Dietary Preferences of a Little-Known Neotropical Raptor
Open the PDF for Is the Tiny Hawk ( Accipiter superciliosus ) Really a Specialized Predator on Hummingbirds? Using Citizen Science Data to Elucidate Dietary Preferences of a Little-Known Neotropical Raptor in another window
Includes: Supplementary data