Science Director | Klamath Bird Observatory ryansterrill.com beardivide.org

Joined January 2013
239 Photos and videos
Ryan Terrill (he) retweeted
I’m recruiting! Looking for 1-2 MS students to join my lab in the Department of Ecology at Montana State University and work on questions related to conservation and population genomics in birds. Thanks for spreading the word—details here: evol.mcmaster.ca/~brian/evol…
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Ryan Terrill (he) retweeted
Rarity of molt evidence in early pennaraptoran dinosaurs suggests annual molt evolved later among Neornithes dlvr.it/Srf4hl
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Ryan Terrill (he) retweeted
please read our nice paper in @Ecology_Letters about hummingbirds, mountains, and how evolutionary history impacts trait-environment relationships 👇🫶
How is sensitivity to altitude affected by evolutionary adaptation? We studied blood of 77 species of Andean hummingbirds for >15 years to find out. 🚨New paper🚨, now out in @Ecology_Letters! @MSBbirds @ethanblinck 🧵 1/
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Ryan Terrill (he) retweeted
A day in the life of counting migratory birds at Bear Divide 🌞🌄 this is my 4th season counting here & it’s been one for the books! Follow along @BDMCount / Epic video by @thebirdsguy
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Ryan Terrill (he) retweeted
One swallow doesn’t make a summer but a Vaux’s Swift sure does!!!!!
Over 1,000 Vaux’s Swifts this morning!!!
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Ryan Terrill (he) retweeted
Next year we’re bringing in a true professional
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Ryan Terrill (he) retweeted
Effects of wing damage and moult gaps on vertebrate flight performance dlvr.it/SnTxfS
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Ryan Terrill (he) retweeted
Played a show last night, slept for 3 hours, went to Bear Divide, led an event there, saw 2,000 birds, then ended the early afternoon w/ freshly made vegan ‘fish’ tostadas made by Chef Ito!!! Every year I meet the best people at Bear Divide…including Van & Ian pictured here 💟
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Ryan Terrill (he) retweeted
This is a nice press release from @ucsc about our recent paper news.ucsc.edu/2023/04/ocampo… (see 🧵 below for the paper). Power to the girls and women explorers 💪🏽🕵🏻‍♀️🦜. With @JuliSotobosque @katCertuche @DaniiGarzonn @Estefaniagm07 @nelsyninor @nataliajperezA @JessicaJDiazC

🚨New paper alert🚨 We uncover the amazing story of Elizabeth L. Kerr, a female bird and mammal collector who visited #Colombia in the early 20th century, published today in @AmOrnith (🧵)
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👏👏👏👏😭😭💯💯💯👯‍♂️
Holy sh!t I got the GRFP !!!!!!!
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Ryan Terrill (he) retweeted
Me & @MarkyMutchler just hit over 1,000 birds so far this morning! Beautiful day at Bear Divide! FOS Bullock’s Oriole, Wilson’s Warbler, Black-throated Grey, American Goldfinch! Also lots of Swainson’s Hawks! a Golden Eagle! 🔆 follow along —> @BDMCount / beardivide.org
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Ryan Terrill (he) retweeted
Channeling my inner @enicurus
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Ryan Terrill (he) retweeted
Estos plumajes, que no se ilustran en las guías ni en obras de arte, que pocos fotografían, los que no están representados en colecciones biológicas, los opacos o manchados, son los que cuentan una historia sobre el ciclo de vida de las aves. @OrnitologiaCol @OrnitologiaNeot
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Ryan Terrill (he) retweeted
So excited and grateful to share my first-ever publication in @Ecol_Evol with @LAevolving and @Dev_Der! We used museum specimens and @inaturalist photos to assess the Black- and White-throated Magpie-Jay hybrid zone over time: onlinelibrary.wiley.com/doi/… Pic by @DirtbagDarling
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Ryan Terrill (he) retweeted
Migration at Bear Divide is heating up! You can follow live data & of course get the t-shirt at beardivide.org

Over 100 individual birds have crossed the divide this morning so far! Yellow-rumped Warblers, Violet-green Swallows, and Rufous Hummingbirds galore!
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I am *beyond* excited to announce that I will be joining the @mwtingley lab this fall at @UCLA to start my PhD in Ecology & Evolutionary Biology! 🐤🐦🐧 #GoBruins !!!
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Ryan Terrill (he) retweeted
Pleased to share our paper in @journal_evo revisiting Charles Sibley’s classic species conundrum in hybridizing Pipilo towhees, a case study that influenced cline theory & Mayr's and others' views on the nature of species during the Modern Synthesis academic.oup.com/evolut/adva…
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Ryan Terrill (he) retweeted
24 Jan 2023
Energetic and behavioral consequences of migration: an empirical evaluation in the context of the full annual cycle dlvr.it/ShMRmL
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