Dr Hannah M. Rowland's Avatar

Dr Hannah M. Rowland

@hannahmrowland.bsky.social

I study when and why evolution repeats itself hannahrowland.co.uk

957 Followers  |  566 Following  |  74 Posts  |  Joined: 05.11.2023
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Posts by Dr Hannah M. Rowland (@hannahmrowland.bsky.social)

Common frog

Common frog

Look who I met last night

26.02.2026 08:36 β€” πŸ‘ 8    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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MENI is back! Join us in Dublin this August 2026 for our 3rd Meeting for Microbial Evolution in Ireland. We are delighted to have @rachelmwheatley.bsky.social @drrebeccajhall.bsky.social @jpjhall.bsky.social and @tweethinking.bsky.social join us as keynote speakers this year. miniurl.com/MENI

18.02.2026 12:16 β€” πŸ‘ 39    πŸ” 28    πŸ’¬ 2    πŸ“Œ 1

How does treatment induced antibiotic resistance happen in real-world infections? We analysed 25k Pseudomonas isolates from 180 patients in a clinical trial to find out! TLDR: The ecological and evolutionary paths are surprisingly diverse & complex even in patients receiving identical treatment…

20.02.2026 16:31 β€” πŸ‘ 82    πŸ” 40    πŸ’¬ 3    πŸ“Œ 3
Ladybird

Ladybird

Sun shining β˜€οΈ
Birds singing 🎢
And a little seven-spot ladybird soaking it all in 🐞

21.02.2026 10:43 β€” πŸ‘ 9    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0

Picard management tip: Take vacations.

20.02.2026 21:49 β€” πŸ‘ 201    πŸ” 34    πŸ’¬ 5    πŸ“Œ 6
RV SVEA a large blue and white research vessel passes between two rocky headlands heading out to sea

RV SVEA a large blue and white research vessel passes between two rocky headlands heading out to sea

Jobs thread - Lots of aquatic research related jobs open here at SLU Aqua Sweden right now (with a few bonus aquatic jobs in other departments). Around half are English language roles. Come and work with usπŸ™‚ 1/n

20.02.2026 10:16 β€” πŸ‘ 14    πŸ” 17    πŸ’¬ 1    πŸ“Œ 0
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How specific are heritable symbioses?

And what can we learn from swapping obligate symbionts across host species?

We address this in our latest, led by @inespons.bsky.social & in our collaboration w/ @microbiome.bsky.social 🦠πŸͺ² Out today in @natcomms.nature.com!

1/n
www.nature.com/articles/s41...

16.02.2026 07:24 β€” πŸ‘ 109    πŸ” 69    πŸ’¬ 3    πŸ“Œ 3
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Here is another ant-mimicking spider from Sabah, this time from Danum Valley. This is a jumping spider in the subtribe Myrmarachnina, literally meaning β€œant spiders”. Constrictions of the cephalothorax and opisthosoma give it the appearance of an ant with a separate head and β€œwasp waist”.

18.02.2026 18:26 β€” πŸ‘ 39    πŸ” 8    πŸ’¬ 2    πŸ“Œ 0
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Finally out in @nature.com: a new piece of the puzzle of how complex life evolved. Lead by @archaeal.bsky.social & @katyappler.bsky.social. Great collab with @greening.bsky.social and @kassipan.bsky.social. More pieces to follow soon! www.nature.com/articles/s41...

18.02.2026 17:59 β€” πŸ‘ 81    πŸ” 30    πŸ’¬ 4    πŸ“Œ 0
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a cartoon uterus with an angry face and the words my uterus written below it . ALT: a cartoon uterus with an angry face and the words my uterus written below it .

πŸ“£Participants needed for a study of how the menstrual cycle influences relationships and wellbeing.

We are recruiting both:
βœ… People who have #PMDD (diagnosed or self-identified)
βœ… People who do not have PMDD

If you’re interested, please click below!
durhamuniversity.qualtrics.com/jfe/form/SV_...

12.02.2026 20:15 β€” πŸ‘ 2    πŸ” 4    πŸ’¬ 0    πŸ“Œ 0
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Halting predicted vertebrate declines requires tackling multiple drivers of biodiversity loss Global vertebrate populations decline faster in the presence of multiple threats compared to single threats.

🚨Paper alert🚨
Very happy to see our paper published in @science.org #ScienceAdv.

Very greatful to have worked with such a great team @duncanobrien.bsky.social #tomJohnson @robinfreeman.bsky.social #ValentinaMarconi #LouiseMcRae @expecocons.bsky.social

πŸ‘‡Check the main findings below!

12.02.2026 08:17 β€” πŸ‘ 37    πŸ” 16    πŸ’¬ 3    πŸ“Œ 2
Eusociality has independently evolved in multiple arthropod lineages

Eusociality has independently evolved in multiple arthropod lineages

Eusociality has independently evolved in multiple arthropod lineages

Eusociality has independently evolved in multiple arthropod lineages

Comparative analysis across 5,678 insect species shows that, when you control for phylogenetic bias, eusociality has not evolved at a faster rate in haplodiploid species. www.pnas.org/doi/10.1073/...

12.02.2026 18:41 β€” πŸ‘ 29    πŸ” 20    πŸ’¬ 0    πŸ“Œ 0
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Happy birthday to Charles Darwin,
patron saint of tired scientists, grumpy fieldworkers, and hating your own manuscript.

12.02.2026 18:58 β€” πŸ‘ 641    πŸ” 233    πŸ’¬ 14    πŸ“Œ 31
8 posters all describing influential women that have passed through Biological Sciences

8 posters all describing influential women that have passed through Biological Sciences

To celebrate Women in STEM day on Wednesday 11 February we’ve printed some banners to highlight some of the incredible work that the women of Bio Sci at Bristol have achieved over the years!

Pop into the LSB for the remainder of Feb to check out who’s done what and when!

09.02.2026 13:27 β€” πŸ‘ 11    πŸ” 9    πŸ’¬ 0    πŸ“Œ 0
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Replication studies: a win-win for early-career training and behavioral ecology Replicating previous research builds confidence that results are real and meaningful. But close replications are rare due to limitations in resources and d

How do we know our research results are REAL? We replicate them! Most folks agree but lament on how hard it is to publish these replications.

My dearest gentle reader, lament no more! Delighted to unveil: Replication Studies, a new section of Behavioral Ecology 1/

academic.oup.com/beheco/artic...

10.02.2026 19:42 β€” πŸ‘ 210    πŸ” 107    πŸ’¬ 4    πŸ“Œ 8

Have you ever wondered how the brain should represent the sensory world in order to generate behavior? Read our new preprint: work by Shuhong Huang shuhonghuang.bsky.social with our long-standing collaborator James Fitzgerald at Northwestern.

08.02.2026 16:29 β€” πŸ‘ 20    πŸ” 8    πŸ’¬ 1    πŸ“Œ 1

Delighted to see our paper featured on the cover of the Journal of Animal Ecology @animalecology.bsky.social @britishecologicalsociety.org

Thanks Pam Hurkens for the lovely image of a heavily pregnant meerkat being weighed at our field site.

05.02.2026 13:02 β€” πŸ‘ 25    πŸ” 10    πŸ’¬ 0    πŸ“Œ 0

Don't be put off by the ad saying "UK Students only" - a limited number of scholarships are available for international candidates. So please apply!

03.02.2026 13:24 β€” πŸ‘ 6    πŸ” 11    πŸ’¬ 0    πŸ“Œ 0
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Long-termΒ agricultural diversification increases financial profitability, biodiversity, and ecosystem services: a second-order meta-analysis - Nature Communications Feeding a growing population while protecting the environment is a major global challenge. This study suggests that agricultural diversification enhances long-term profitability, biodiversity, soil he...

Do agricultural diversification practices pay off in the long run? Our new paper synthesizes 100+ years of evidence showing that diversification practices become more profitable over time and delivers growing benefits for soils, biodiversity, and carbon.
www.nature.com/articles/s41...

31.01.2026 07:27 β€” πŸ‘ 70    πŸ” 50    πŸ’¬ 0    πŸ“Œ 3
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Out in @natcomms.nature.com, a collaborative paper showing that, across 73 species (including common terns), warmer years are associated with earlier phenology, and that populations in which such an association was observed have often been stable or increasing: www.nature.com/articles/s41...

19.01.2026 14:07 β€” πŸ‘ 41    πŸ” 14    πŸ’¬ 1    πŸ“Œ 0
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My collaborator at University of Copenhagen, Anders Garm, is looking for a 3 year postdoc to work on bioluminescence, neurobiology and ecology of ctenophores. More information here:
candidate.hr-manager.net/ApplicationI...

21.01.2026 10:45 β€” πŸ‘ 62    πŸ” 41    πŸ’¬ 1    πŸ“Œ 2
We are seeking to appoint four full-time field assistants to work on the Wytham Tit Project for 4-8 weeks in spring 2026.
Two 8-week field assistants will join the nest monitoring team; duties for these posts will include (i) collecting standardised data from nest-box breeding populations of blue and great tits, (ii) catching and ringing parent birds, (iii) ringing nestlings, and (iv) inputting data collected in the field. These positions with run from approximately Tuesday 7th April to Monday 1st June. Successful candidates for these positions must have (or be qualified to obtain) a BTO permit to ring adult great tits and blue tits.
A further two field assistants will be hired to support a project collecting behavioural (foraging) data for great tits breeding in the Wytham population. These roles will involve a significant amount of nightwork. Duties will include (i) setting up and calibrating electronic tracking equipment and nest box cameras in the field, (ii) mapping tracking equipment locations using GPS, (iii) helping with catching and ringing parent birds and fitting tracking devices, (iv) assisting with mistnetting to re-trap tagged parents, and (v) inputting data collected in the field. These positions with be approximately 7 and 4 weeks in duration, starting from 13th April and 4th May, respectively. Possession of a BTO ringing permit with misnet endorsement and driving license are highly desirable for these roles.
All fieldwork will take place in Wytham Woods, near Oxford. All Successful candidates must be able to demonstrate skill and enthusiasm for biological research as well as experience of fieldwork under arduous conditions, and both lone work and working as part of a team. Due to the short-term nature of these posts, successsful applicants must already have the right to work in the UK. Salary & Accommodation: Field assistants will be paid at grade 5.2 (Β£17.37/hour). Contact eleanor.cole@Biology.ox.ac.uk

We are seeking to appoint four full-time field assistants to work on the Wytham Tit Project for 4-8 weeks in spring 2026. Two 8-week field assistants will join the nest monitoring team; duties for these posts will include (i) collecting standardised data from nest-box breeding populations of blue and great tits, (ii) catching and ringing parent birds, (iii) ringing nestlings, and (iv) inputting data collected in the field. These positions with run from approximately Tuesday 7th April to Monday 1st June. Successful candidates for these positions must have (or be qualified to obtain) a BTO permit to ring adult great tits and blue tits. A further two field assistants will be hired to support a project collecting behavioural (foraging) data for great tits breeding in the Wytham population. These roles will involve a significant amount of nightwork. Duties will include (i) setting up and calibrating electronic tracking equipment and nest box cameras in the field, (ii) mapping tracking equipment locations using GPS, (iii) helping with catching and ringing parent birds and fitting tracking devices, (iv) assisting with mistnetting to re-trap tagged parents, and (v) inputting data collected in the field. These positions with be approximately 7 and 4 weeks in duration, starting from 13th April and 4th May, respectively. Possession of a BTO ringing permit with misnet endorsement and driving license are highly desirable for these roles. All fieldwork will take place in Wytham Woods, near Oxford. All Successful candidates must be able to demonstrate skill and enthusiasm for biological research as well as experience of fieldwork under arduous conditions, and both lone work and working as part of a team. Due to the short-term nature of these posts, successsful applicants must already have the right to work in the UK. Salary & Accommodation: Field assistants will be paid at grade 5.2 (Β£17.37/hour). Contact eleanor.cole@Biology.ox.ac.uk

We are hiring at the Wytham Woods for the upcoming field season. 4 roles available. Please share with anyone who might be interested. #UKbirds #birdringing

16.01.2026 13:35 β€” πŸ‘ 33    πŸ” 58    πŸ’¬ 1    πŸ“Œ 3
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How did birds evolve? The answer is wilder than anyone thought Discoveries in Jurassic rocks reveal that birds were adept fliers earlier than scientists realized.

This discovery is shedding light on how and why birds evolved, and whether they evolved powered flight just once or many times during the age of the dinosaurs

go.nature.com/3Ls9d52

13.01.2026 12:40 β€” πŸ‘ 55    πŸ” 14    πŸ’¬ 0    πŸ“Œ 0
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Postdoctoral Researcher in Statistical Ecology and Evolution Postdoctoral Researcher in Statistical Ecology and Evolution

Postdoc in statistical ecology & evolution! Develop models bridging evolutionary theory with empirical data on sex differences in immunity and life history. Apply now!
#postdoc #statistics #evolution #academicjobs #ecology jobs.helsinki.fi/job/Helsinki...

14.01.2026 09:08 β€” πŸ‘ 31    πŸ” 46    πŸ’¬ 0    πŸ“Œ 0

New paper out πŸŒ…πŸ£ @anastasiamorandi.bsky.social @gvallortigara.bsky.social

Prenatal light exposure alters parvalbumin neuron density in two primary visual areas of the bird telencephalon (entopallium and visual Wulst).

www.sciencedirect.com/science/arti...

14.01.2026 13:51 β€” πŸ‘ 4    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0
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Please repost: 🚨Field assistant position 🐧

We offer a 14-months field assistant position through the French Polar Institute to work on king penguin ecophysiology and behavioral ecology.

Requirements: EU citizen < 30yo having experience with harsh fieldwork & wild bird/mammal handling/sampling.

05.01.2026 13:37 β€” πŸ‘ 38    πŸ” 66    πŸ’¬ 1    πŸ“Œ 2
Postgraduate opportunities The RSPB is offering a variety of exciting research projects for postgraduate students in 2026.

Are you an MSc student based at a UK university? Or do you know one?
RSPB @rspbscience.bsky.social have just released their list of research projects for 2026:
www.rspb.org.uk/helping-natu...
#ornithology #conservationscience 🌍

21.11.2025 14:22 β€” πŸ‘ 27    πŸ” 36    πŸ’¬ 0    πŸ“Œ 2
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Avian Ecologist at UK Centre for Ecology & Hydrology An academic position as a Avian Ecologist is being advertised on jobs.ac.uk. Click now to find more details and explore additional academic job opportunities.

🚨 job klaxon 🚨

Avian Ecologist, Edinburgh. Joining the long-term study of seabird populations on the Isle of May

www.jobs.ac.uk/job/DQA317/a...

06.01.2026 19:27 β€” πŸ‘ 1    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0
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🀩

01.01.2026 18:12 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Resharing & please pass it on!

ACCE+ PhD project on the molecular evolution of insectivorous mammals that eat toxic amphibians πŸ¦”πŸΈ. Jointly supervised with brilliant colleagues in @livuni-ismib.bsky.social & @mpi-ce.bsky.social & open to UK & international students. @shabmohammadi.bsky.social

22.12.2025 15:00 β€” πŸ‘ 8    πŸ” 12    πŸ’¬ 0    πŸ“Œ 0