A new study from our Aplomado Falcon Recovery Program examines how sea level rise and development could impact habitat in South Texas: https://bit.ly/412LsEB

Aplomado Falcon 📷 Paul Juergens
📊 Figure 5, McCabe et al., 2025

#RaptorResearch #Ornithology

#RaptorResearch

What’s happened to the police investigation in to the poisoned Hen Harrier found dead on the edge of a grouse moor in North Yorkshire? In December 2025, I blogged about a Hen Harrier that had been found poisoned on a grouse moor somewhere in North Yorkshire, 11 months earlier in January 2025. Hen Harrier (photo by Pete Walkden) Th…

What's happened to the police investigation in to the poisoned Hen Harrier found dead on the edge of a grouse moor in North Yorkshire?

#RaptorResearch #WildlifeCrime 🌍

raptorpersecutionuk.org/2026/03/10/w...

#RaptorResearch

🚨🚨NEW PAPER🚨🚨

Check it out our last paper about golden eagles' broad diet in the Iberian peninsula. 🦅🐐🦌🐍🦎🐇🦡🦆
#RaptorResearch
zslpublications.onlinelibrary.wiley.com/doi/10.1111/...

Elevation, rather than land use, causes important dietary shifts in the Mediterranean golden eagle In an ever-changing landscape, golden eagles in the Iberian Peninsula demonstrate remarkable dietary adaptability. We monitored 50 distinct breeding events over 4 years using camera traps, collecting...

Lagomorphs dominated at lower elevations, while ungulates🦌🐐(specially roe deer) and reptiles🐍🦎 increased with elevation.

If you want to know more, check it out. It is Open Access!! 👇👇
#RaptorResearch
#GoldenEagle
#OpenAccess
#Aequilibrium

zslpublications.onlinelibrary.wiley.com/doi/10.1111/...

We monitored 42 territories during 4 years.
We expected that their diet varied according with land use in their territory, but it didn't.
However, elevation was a powerful predictor of their diet.
#RaptorResearch
#OpenAccess
#Aequilibrium

🚨🚨NEW PAPER🚨🚨

Our last paper got published in @jzoology.bsky.social
Using camera traps in the nests we showed that Golden eagles changed their diet with elevation rather than land use. 🦅🦅🐐🐍🪶
#RaptorResearch
#Aequilibrium

Rise of the Eagle Owl population due to rat-rich refuse dump sites and fall when closing them: a large-scale long-term “supplementary feeding experiment” Food-supplementation experiments conducted on terrestrial vertebrates have usually shown the importance of food as an agent in increasing reproductive success. However, to date, the number of large-sc...

New article published in Ornis Fennica! Tornberg et al. Rise of the Eagle Owl population due to rat-rich refuse dump sites and fall when closing them: a large-scale long-term “supplementary feeding experiment” ornisfennica.journal.fi/article/view... #ornithology #OpenAccess #RaptorResearch

Acabamos de publicar uno de los artículos que mas bonitos nos han quedao analizando algunas causas y consecuencias de de la migración parcial de los juveniles de buitre leonado.... #RaptorResearch #Ornithology @bou.org.uk onlinelibrary.wiley.com/doi/full/10....

From Fig. 1 of the article: camera trapping placed on perching sites (adults: female and male 5+ years old and 8 years old, respectively).

Fig. 2 from the article: Trend data for Bonelli's eagles marked as recruited as territorial birds in the study population. a) Proportion of recruited individuals per year in relation to the total population; b) average age of recruited individuals per year.

Fig. 4 from the article: Apparent survival of territorial Bonelli's eagles in the studied population in relation to the best-supported models that included individual experience and sex.

New paper: a 19-year photographic capture–recapture study shows Bonelli’s eagles have high survival, especially experienced females, with improved recruitment and earlier breeding over time

➡️ vist.ly/4u3f9

#ornithology #birds #RaptorResearch #longtermstudy 🪶

New Publication! 📰

Forest-dependent raptors have lost an average of 10% of their habitat since 2001, with only 52% of forest cover remaining, according to a new study: https://bit.ly/3OKiCWW

Puerto Rican Sharp-shinned Hawk 📷 Amanda Hancock 

#RaptorResearch #Ornithology
@ebuechley.bsky.social

UK Government confirms ban on sale & use of toxic lead ammunition for ‘live quarry shooting’ from 1st April 2029 Following the announcement from Defra in July 2025 that the Government aimed to introduce legislation by the summer of 2026 to ban the sale and use of toxic lead ammunition for ‘live quarry s…

UK Government confirms ban on sale and use of toxic lead ammunition for live quarry shooting from 1st April 2029.

Good news for the environment & wildlife (especially raptors!)

New blog ⬇️

#RaptorResearch

raptorpersecutionuk.org/2026/03/05/u...

RPUK blog reaches 16th birthday and passes 13 million views Today marks 16 years since this blog started and it has recently passed 13 million views. Thanks, as ever, to everyone who follows the blog and supports its aims. Particular thanks to the generous …

Raptor Persecution UK blog reaches 16th birthday and passes 13 million views.

Thanks to everyone who follows the blog & supports its aims 🙏

#RaptorResearch #WildlifeCrime 🌍

raptorpersecutionuk.org/2026/03/03/r...

NatureScot reinstates use of General Licences on Raeshaw Estate during appeal process On 10 February 2026, NatureScot imposed a three-year General Licence restriction on Raeshaw Estate in the Scottish Borders (and on neighbouring Watherston Wood, which is understood to be under sepa…

NatureScot reinstates use of General Licences on Raeshaw Estate during appeal process.

New blog ⬇️

#RaptorResearch #WildlifeCrime 🌍

raptorpersecutionuk.org/2026/03/03/n...

Photo of myself holding a hooded Golden Eagle that was just trapped.

Photo of the talons of a Golden Eagle

Headshot of an adult, male Golden Eagle before release

Photo of the adult, male Golden Eagle flying away with a newly backpacked transmitter on his back

Caught the 7th eagle yesterday & what a week we’ve had! This dude was almost 5 kg (tho he had 300g of food in his crop)

We’ll be getting another transmitter in the next days & after that one we’ll be done for the season!

#WomeninRaptorResearch #RaptorResearch #WomeninSTEM #GoldenEagle #Birds 🪶

Some commentary on the murder conviction of ex-Head Gamekeeper David Campbell Two days ago, a jury at the High Court in Glasgow returned a guilty verdict in the trial of former Head Gamekeeper David Campbell, 77, who had been accused of murdering his ex-colleague from Edrady…

Some commentary on the murder conviction of ex-Head Gamekeeper David Campbell.

#RaptorResearch

raptorpersecutionuk.org/2026/02/27/s...

When The Peregrine Fund began researching the Ridgway's Hawk in the Dominican Republic in 2000, fewer than 300 individuals were estimated to remain. Today, after 26 years of conservation, the population has more than doubled. 

Ridgway's Hawk 📷 Russell Thorstrom
#RaptorResearch #Raptors #Birds

Goshawk shot in Derbyshire – police appeal for information Derbyshire Police’s Rural Crime Team has issued an appeal for information after the discovery of a critically-injured Goshawk, which had to be euthanised due to the extent of its injuries. Th…

Goshawk shot in Derbyshire - police appeal for information.

#RaptorResearch #WildlifeCrime 🌍

raptorpersecutionuk.org/2026/02/26/g...

Sentencing remarks & statement from Police Scotland after conviction of gamekeeper David Campbell for shotgun murder of ex-colleague Further to yesterday’s news that David Campbell, 77, the former Head Gamekeeper of Edradynate Estate in Perthshire was convicted of the shotgun murder of his former estate colleague, Brain Lo…

Sentencing remarks & statement from Police Scotland after conviction of gamekeeper David Campbell for shotgun murder of ex-colleague Brian Low ⚖️

#RaptorResearch

raptorpersecutionuk.org/2026/02/26/s...

Selfie with a male Golden Eagle hooded

Photo of the talons of a male Golden Eagle

Photo of a hooded Golden Eagle perched where you can see the GPS transmitter installed using a backpack

Photo of a male Golden Eagle flying with a backpack GPS transmitter on its back

Caught the sixth eagle(second adult) yesterday afternoon and we had to overnight it… dont ever tell me hoods dont work with raptors!

#WomeninRaptorResearch #WomeninSTEM #RaptorResearch #GoldenEagles #Falconry #Birds 🪶

Scottish gamekeeper David Campbell found guilty of murdering ex-colleague from Edradynate Estate, Perthshire BREAKING NEWS….. After a 13-day trial at the High Court in Glasgow, David Campbell, 77, the former Head Gamekeeper on Edradynate Estate in Perthshire, has been found guilty of murdering his f…

Retired gamekeeper David Campbell guilty of murdering ex-colleague Brian Low, with whom he worked on the Edradynate Estate. This estate was one of the worst for raptor persecution.

Lots to say about this one... glad they finally got him ⚖️

#RaptorResearch

raptorpersecutionuk.org/2026/02/25/s...

Americans Are Uniquely Infatuated With Bald Eagles. Too Bad Most of Us Have No Idea What They’re Actually Like. For one thing, there's the sound they make.

Fun read about (pie)bald eagles

Excerpt of book by, @bittelmethis.bsky.social

Couldn’t get the tag to post above

#RaptorResearch 🪶

slate.com/technology/2...

New Publication! 📰 Surveys of Sooty Falcons Falco concolor wintering in Madagascar in 2023 and 2024

https://bit.ly/4b044ek

Photo by Ahmad Tarek; licensed under CC-BY-NC 4.0
Figure 2 from Razafimanjato et al., 2025

#raptorresearch #ornithology

Selfie with a hooded, adult Golden Eagle

Photo of the talons of an adult Golden Eagle

Close up of the face of a female, adult Golden Eagle

Photo of an adult Golden Eagle flying over a field after being released with a backpack for a GPS transmitter

Got our fifth eagle (first adult) today!!! She was a massive girl weighting over 6 kg (13lbs)!!

#WomeninRaptorResearch #RaptorResearch #WomeninSTEM #Birds #GoldenEagle 🪶

Three reforms to stop the criminal killing of birds of prey – new petition to UK Minister from Friends of the Dales A new petition has been launched calling on the UK Parliamentary Under-Secretary of State (Mary Creagh MP) to bring in legal reform to help stop the illegal persecution of birds of prey. The petiti…

Three legal reforms to stop the criminal killing of birds of prey - new petition to UK Minister from @friendsofthedales.bsky.social

Details & link to petition in blog 🔽

#RaptorResearch #WildlifeCrime 🌍

raptorpersecutionuk.org/2026/02/19/t...

Out now: How to Count Birds 📖 bit.ly/how-to-count-birds

#RaptorResearch #Ornithology

Selfie while holding a hooded Golden Eagle in my left hand

Picture of the feet and talons of the Golden Eagle

Got our 4th eagle yesterday… another juvenile. This year’s been hard to catch adults, they don’t seem to want our bait as there’s plenty of food out there for them 😒
This lil dude got banded & blood samples taken for lead & HPAI antibodies
#WomeninRaptorResearch #RaptorResearch #GoldenEagle #Birds 🪶

Egg-citing news from our propagation facility in Boise, Idaho! We have our first confirmed California Condor eggs of the 2026 season! The first was laid on January 31st and a second, by another pair, was laid on February 4th. 

📷 Pawoco (60)♂ & Itaxmay (141)♀ with their egg

#Raptors #RaptorResearch

It doesn't get more Mexican than this, four juvenile Golden Eagles playing around with a Juan Gabriel soundtrack!

First video with the new camera (Nikon Z50), hand held and with a 600mm lens... Not too bad

#GoldenEagles #WomeninRaptorResearch #RaptorResearch #WomeninSTEM #birds 🪶