Axel Arango

Axel Arango

@axelarango.bsky.social

Biologist trying to understand and explain biodiversity.

34 Followers 60 Following 10 Posts Joined Jan 2025
1 month ago
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OpenAccess science sounds great! But what if authors have to pay (Gold OA)? Well, clear biases appear: less participation from low and middle-income countries.

Find all about it in our new study led by Pablo Huais and Javi Nori 👇@oikosjournal.bsky.social

shorturl.at/bheb6

@peeer.bsky.social

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1 month ago
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Advances in the Biogeography of Neotropical Mammals Recent computational and methodological advances in phylogenetics and bioinformatics, along with the increasing availability of evolutionary and ecological data, have produced deeper insights into the...

What do we know about mammal biodiversity patterns in the American tropics? Find out in the new book chapter by @liomys.mx and yours truly 👇

link.springer.com/rwe/10.1007/...

The whole book is a gem for those interested in the study of mammals of one of the world's most diverse regions!

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1 month ago
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Don't miss out on our guest speaker Dr. Elisa Thébault and her scientific talk "Species diversity, food web structure and ecosystem stability: Bridging the gap between theory and data"

More details about our Lunchbox models seminar series on: www.yomos.org/lunchbox-mod...

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All in all, our study challenges the idea that dispersal ability is a universal driver of bird evolution. Instead, we think that factors like ecological specialization and behavior likely take the lead in shaping the incredible diversity of Emberizoidea. (6/6)

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Furthermore, we found no evidence that HWI evolution is coupled with speciation. While many key traits evolve alongside lineage splitting, wing shape evolution in these birds appears to be unrelated. (5/6)

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While we saw a peak of speciation at intermediate HWI, our best-fit model shows that speciation in these birds is actually driven by unmeasured "hidden" traits, not dispersal. (4/6)

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The classic "Intermediate Dispersal Model" suggests species with mid-range dispersal ability should speciate most by balancing range expansion with isolation. (3/5)

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Does dispersal ability drive bird diversification? We dived into this classic question using 749 species of Emberizoidea (~90% of the clade!). We used the Hand-Wing Index (HWI) as a proxy to see if dispersal ability shapes species divergence. (2/5)

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The effects of the dispersal ability in the diversification dynamics of Emberizoidea (Aves: Passeriformes) Abstract. Understanding how ecological and evolutionary forces shape biodiversity is a core pursuit in macroevolutionary research. Species’ dispersal abili

academic.oup.com/evolut/advan...

Better late than never! A little after our paper officially hit the press in Evolution, I’m finally sharing a thread on what we discovered about bird dispersal and diversification. (1/5)

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2 months ago
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Congratulations to our @esme-ashe.bsky.social for winning one of the @biogeography.bsky.social poster award at #TIBS2026. Well deserved! 🎉

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2 months ago
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Glad to be back at TIBS conference #TIBS2026. Specially, to find my former students and now colleagues @axelarango.bsky.social and @aberenicega.bsky.social presenting their cool postdoc work.

Got to see old friends and met new ones, always the best part ;)

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3 months ago
Evolution November 2025 cover.

Read the latest issue of Evolution: academic.oup.com/evolut/issue...

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3 months ago
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The effects of the dispersal ability in the diversification dynamics of Emberizoidea (Aves: Passeriformes) Abstract. Understanding how ecological and evolutionary forces shape biodiversity is a core pursuit in macroevolutionary research. Species’ dispersal abili

Work by our @axelarango.bsky.social is now out!!! @uni-wuerzburg.de Effects of the #dispersal ability in the #diversification dynamics of Emberizoidea (Aves: Passeriformes) url: academic.oup.com/evolut/artic...

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6 months ago
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SBEARS - A site-based method to estimate ancestral ranges of species Abstract. Assessing the geographic dimension of diversification is paramount to integrate macroecology and macroevolution. Estimating ancestral ranges of s

One more step towards more insightful analyses in Evolutionary Macroecology. Thanks @fabrovillalobos.bsky.social and all coauthors still not blueskylized for the collaborative endeavor!

SBEARS - A site-based method to estimate ancestral ranges of species url: academic.oup.com/evolut/artic...

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4 months ago
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ECR feature: Axel Arango Axel Arango is a postdoctoral researcher at the Universität Würzburg, Germany. He is a evolutionary biologist with special focus on Macroecology and Macroevolution. Here, Axel shares his recent wor…

Know more about @axelarango.bsky.social, featured as an early career biogeography researcher!! biogeographynews.org/2025/10/30/e... postdoc with @gokhalecs.bsky.social

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11 months ago
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Celebrating 20 years of Biology Letters | Royal Society Biology Letters turns 20

To celebrate 20 years of #BiologyLetters, we’ve curated a collection of the journal’s most popular papers. View the papers below and discover more about Biology Letters here: royalsociety.org/blog/2025/03...

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1 year ago
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The global distribution patterns of alien vertebrate richness in mountains Nature Communications - Among contemporary threats to mountain biodiversity, biological invasions have been understudied. This large-scale synthesis on alien vertebrates in global mountains delves...

📢Our new paper on alien vertebrates in the world's mountains is now out @naturecomms.bsky.social. Using data on 700+ spp across ~3,000 mountains we explore their distribution patterns,flows across realms, presence in protected areas, and the factors driving these trends.
🐟🐸🦎🦜🦝⛰️
👉 rdcu.be/ebidu

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1 year ago
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New model shows dogs could have domesticated themselves They may have been drawn to the discarded remains from ancient human meals, and a new model shows tame wolves could have become dogs in as little as 8,000 years.

#ProcB in nationalgeographic.com | Rapid evolution of prehistoric dogs from wolves by natural and sexual selection emerges from an agent-based model: royalsocietypublishing.org/doi/10.1098/... www.nationalgeographic.com/animals/arti...

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1 year ago
The Trump administration’s attacks on scientific funding, restrictions on Federal scientist activities, and 
indiscriminate firing have caused chaos, panic, and harm.

We need *specific* examples of harms caused 
by these policies to include in an open letter. 
Grants cut, projects cancelled, jobs lost.

Feel free to send news stories, blog posts, or social media posts that mention these, as well as original contributions. 

Please send to WhySharksMatter @ gmail or DM me

Science (and science policy, and conservation) friends, I need your help!

We are collecting *specific, clear* examples of harms caused by the Trump administration's attacks on science, to be included in an open letter.

Can be links to news stories/social media posts. 🧪🦑🌎 #SciComm #SciPol

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1 year ago

I first read the famous 1925 Yule paper at its 80th birthday - during my Master thesis work, and it shaped my research profoundly. It was a pleasure and honour to lead this special 100 anniversary issue celebrating Yule's legacy and phylogenetic models with @noahrosenberg.bsky.social and Mike Steel!

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Where do species come from? where and when did they meet and exchange genes? find it out with our new R tool for historical biogeography, RRphylogeography is published:

doi.org/10.1111/2041...

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1 year ago
A collage of various vegetation types, showcasing diverse plants, trees, and foliage in vibrant colors and textures

🌍 Ecosystems are shaped by feedbacks! ✨

From tipping points to spatial patterns, this study by @ricardsole.bsky.social shows how non-linear thresholds govern biodiversity loss and resilience 🌳🔥

👉 doi.org/10.1016/j.bi...

🔑 Embracing #Gaia’s complexity is key to conservation!

🌐🌍🦤🍁#GaiaTheory

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This challenges long-held ideas about how biodiversity develops. And opens up interesting research venues.

This paper was in the works for long. I am grateful of my team and collaborators
Excited to keep uncovering biodiversity’s stories!

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We found that for the Emberizoids (a group that includes charismatic birds such as McArthur’s warblers and Darwin’s finches), diversity isn’t driven by dispersal between regions. Instead, speciation happens within stable habitats, shaped likely by ecological opportunities and range stability.

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1 year ago
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Broad geographic dispersal is not a diversification driver for Emberizoidea | Proceedings of the Royal Society B: Biological Sciences The movement of species to new geographical areas has been proposed to be crucial for speciation. As such, dispersal has been regarded as a likely explanation for the variation in species richness amo...

Just opened my Bluesky account, and what better way to kick things off than with big news? Our paper, “Broad geographic dispersal is not a diversification driver for Emberizoidea,” is now out in PRSB!

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#Macroevolution #Macroecology #Biogeography

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