Andrea Schreier
@andrea-schreier.bsky.social
Adjunct Associate Professor in the Department of Animal Science at UC Davis. GVL PI. Applied animal geneticist, sturgeon biologist, fish/herp/bird enthusiast.
Reposted by Andrea Schreier
New paper is officially out!
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
This common fish has an uncommon feature: forehead teeth, used for mating
New findings call into question one of the core assumptions about teeth. Adult male spotted ratfish, a shark-like species native to the eastern Pacific Ocean, have rows of teeth on top of their heads,...
www.washington.edu
September 4, 2025 at 7:01 PM
New paper is officially out!
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
Ratfish have a second jaw on their foreheads - CT + histology show they’re real teeth, built from the same tissues and signals as oral teeth.
www.washington.edu/news/2025/09...
Reposted by Andrea Schreier
IT'S ADORABLE!
New fish species just dropped: the bumpy snailfish at 10,000 ft down in the ocean
gift link: www.nytimes.com/2025/09/08/s...
New fish species just dropped: the bumpy snailfish at 10,000 ft down in the ocean
gift link: www.nytimes.com/2025/09/08/s...
September 8, 2025 at 7:22 PM
IT'S ADORABLE!
New fish species just dropped: the bumpy snailfish at 10,000 ft down in the ocean
gift link: www.nytimes.com/2025/09/08/s...
New fish species just dropped: the bumpy snailfish at 10,000 ft down in the ocean
gift link: www.nytimes.com/2025/09/08/s...
Reposted by Andrea Schreier
Seven countries currently get 100 percent of their electricity from renewable energy. Norway and Costa Rica are at 98 percent
September 6, 2025 at 8:45 PM
Seven countries currently get 100 percent of their electricity from renewable energy. Norway and Costa Rica are at 98 percent
Reposted by Andrea Schreier
A common type of ant in Europe breaks a fundamental rule in biology: its queens can produce male offspring that are a whole different species
go.nature.com/4mOb5T9
go.nature.com/4mOb5T9
‘Almost unimaginable’: these ants are different species but share a mother
Ant queens of one species clone ants of another to create hybrid workers that do their bidding.
go.nature.com
September 3, 2025 at 3:34 PM
A common type of ant in Europe breaks a fundamental rule in biology: its queens can produce male offspring that are a whole different species
go.nature.com/4mOb5T9
go.nature.com/4mOb5T9
Reposted by Andrea Schreier
very nice article by @afreedma.bsky.social at @cnn.com about our comment on the DOE report
www.cnn.com/2025/09/02/c...
www.cnn.com/2025/09/02/c...
Climate scientists file a public, point-by-point rebuttal of Trump admin report casting doubt on climate change | CNN
More than 85 veteran climate scientists have pushed back against a Trump administration report downplaying the severity of climate change, submitting more than 400 pages in public comments to the Ener...
www.cnn.com
September 3, 2025 at 3:31 AM
very nice article by @afreedma.bsky.social at @cnn.com about our comment on the DOE report
www.cnn.com/2025/09/02/c...
www.cnn.com/2025/09/02/c...
How are these students, who are paying to be here, unfairly using tax payer money? Their (higher) tuition and fees are bolstering public institutions which actually benefits taxpayers! Thinking about UCD which gets very little CA taxpayer $$.
I know there's a lot happening today, but this is sneaking in under the radar. This proposed new rule would absolutely crush foreign PhD students, potentially making it impossible for them to enroll with any certainty of their ability to finish www.politico.com/news/2025/08...
August 28, 2025 at 7:43 PM
How are these students, who are paying to be here, unfairly using tax payer money? Their (higher) tuition and fees are bolstering public institutions which actually benefits taxpayers! Thinking about UCD which gets very little CA taxpayer $$.
Reposted by Andrea Schreier
Expertly led by @claudiafontsere.bsky.social now published in Molecular Ecology! 🥳
Learn why from a genetic perspective whooping cranes should remain protected due to loss of genetic diversity and accumulation of inbreeding and load
#popgen #consgen
onlinelibrary.wiley.com/doi/10.1111/...
Learn why from a genetic perspective whooping cranes should remain protected due to loss of genetic diversity and accumulation of inbreeding and load
#popgen #consgen
onlinelibrary.wiley.com/doi/10.1111/...
August 28, 2025 at 6:19 AM
Expertly led by @claudiafontsere.bsky.social now published in Molecular Ecology! 🥳
Learn why from a genetic perspective whooping cranes should remain protected due to loss of genetic diversity and accumulation of inbreeding and load
#popgen #consgen
onlinelibrary.wiley.com/doi/10.1111/...
Learn why from a genetic perspective whooping cranes should remain protected due to loss of genetic diversity and accumulation of inbreeding and load
#popgen #consgen
onlinelibrary.wiley.com/doi/10.1111/...
Reposted by Andrea Schreier
NEW: As the Trump GOP higher ed agenda of funding cuts and fines weighs down on University of California, a new poll finds common ground among California Republicans and Democrats: 75% of Republicans have positive views of UC health centers and 58% favor UC research: www.latimes.com/california/s...
California Democrats and Republicans agree on one big thing: They support UC, poll shows
A poll of California voters conducted by the UC Berkeley Institute of Governmental Studies showed strong support among Republicans and Democrats for UC research, hospitals and the value of UC degrees.
www.latimes.com
August 28, 2025 at 3:34 PM
NEW: As the Trump GOP higher ed agenda of funding cuts and fines weighs down on University of California, a new poll finds common ground among California Republicans and Democrats: 75% of Republicans have positive views of UC health centers and 58% favor UC research: www.latimes.com/california/s...
Love this!!
AP Livestream - CDC coming out in force to support our ousted leaders.
LIVE: CDC staff plan walkout at Atlanta HQ after Trump firings
YouTube video by Associated Press
www.youtube.com
August 28, 2025 at 7:30 PM
Love this!!
Reposted by Andrea Schreier
Just tried a google AI search for some information in my field. Super impressed by its ability to combine things I already know that are not related to my question with incorrect information that is.
August 19, 2025 at 5:00 AM
Just tried a google AI search for some information in my field. Super impressed by its ability to combine things I already know that are not related to my question with incorrect information that is.
Reposted by Andrea Schreier
🎉 Another exciting contribution from our lab this summer!
🧬 Nearly complete, gapless genome of the sex-changing central bearded dragon (Pogona vitticeps) shed new light on the mystery of reptile sex determination.
Proud to be part of this collaborative effort!
academic.oup.com/gigascience/...
🧬 Nearly complete, gapless genome of the sex-changing central bearded dragon (Pogona vitticeps) shed new light on the mystery of reptile sex determination.
Proud to be part of this collaborative effort!
academic.oup.com/gigascience/...
A near telomere-to-telomere phased genome assembly and annotation for the Australian central bearded dragon Pogona vitticeps
AbstractBackground. The central bearded dragon (Pogona vitticeps) is widely distributed in central eastern Australia and adapts readily to captivity. Among
academic.oup.com
August 19, 2025 at 11:21 PM
🎉 Another exciting contribution from our lab this summer!
🧬 Nearly complete, gapless genome of the sex-changing central bearded dragon (Pogona vitticeps) shed new light on the mystery of reptile sex determination.
Proud to be part of this collaborative effort!
academic.oup.com/gigascience/...
🧬 Nearly complete, gapless genome of the sex-changing central bearded dragon (Pogona vitticeps) shed new light on the mystery of reptile sex determination.
Proud to be part of this collaborative effort!
academic.oup.com/gigascience/...
Reposted by Andrea Schreier
I really hope UCLA is not left to fight this alone.
At a minimum, the entire UC system needs to close ranks around UCLA. Better still, the California state government should step up to defend this major institution.
We have to fight somewhere. Why not here? Why not now?
At a minimum, the entire UC system needs to close ranks around UCLA. Better still, the California state government should step up to defend this major institution.
We have to fight somewhere. Why not here? Why not now?
August 8, 2025 at 10:35 PM
I really hope UCLA is not left to fight this alone.
At a minimum, the entire UC system needs to close ranks around UCLA. Better still, the California state government should step up to defend this major institution.
We have to fight somewhere. Why not here? Why not now?
At a minimum, the entire UC system needs to close ranks around UCLA. Better still, the California state government should step up to defend this major institution.
We have to fight somewhere. Why not here? Why not now?
Reposted by Andrea Schreier
Three-spined sticklebacks recognize familiar individuals by facial recognition - read the paper: royalsocietypublishing.org/doi/10.1098/... #RSOS
August 8, 2025 at 10:02 AM
Three-spined sticklebacks recognize familiar individuals by facial recognition - read the paper: royalsocietypublishing.org/doi/10.1098/... #RSOS
Reposted by Andrea Schreier
A PR company working for Colossal Biosciences is sending AI generated pieces to respected science journalists & asking them to publish the articles under their own names. This is so dodgy & just goes to show our critical expert scientific commentary is working. Sci comm failure 101 for Colossal.
Just got a 🧪pitch from a PR claiming to work with Colossal (de-extinction chancers). It was a pre-written article claiming the science sector is carrying out "coordinated attacks" on the co. Spy the headline. They asked if I'd publish it on my Forbes column.
Not enough eye rolls on Earth for this 🙄
Not enough eye rolls on Earth for this 🙄
August 10, 2025 at 9:08 AM
A PR company working for Colossal Biosciences is sending AI generated pieces to respected science journalists & asking them to publish the articles under their own names. This is so dodgy & just goes to show our critical expert scientific commentary is working. Sci comm failure 101 for Colossal.
Reposted by Andrea Schreier
The #EcoPond pilot being trialled on 25 dairy farms in this piece is able to reduce #MethaneEmissions in farm #EffluentPonds by over 90%. Encouraging the growth of certain microbes in the ponds they crowd out the methane producing microbes. Amazing stuff.
#agsky
www.nzherald.co.nz/the-country/...
#agsky
www.nzherald.co.nz/the-country/...
Dairy farm trials technology to reduce methane from effluent ponds
Craigmore Sustainables is the first commercial dairy farm in NZ to use EcoPond.
www.nzherald.co.nz
July 25, 2025 at 11:30 PM
The #EcoPond pilot being trialled on 25 dairy farms in this piece is able to reduce #MethaneEmissions in farm #EffluentPonds by over 90%. Encouraging the growth of certain microbes in the ponds they crowd out the methane producing microbes. Amazing stuff.
#agsky
www.nzherald.co.nz/the-country/...
#agsky
www.nzherald.co.nz/the-country/...
Reposted by Andrea Schreier
Are a few people ruining the internet? www.theguardian.com/books/2025/j... by @jayvanbavel.bsky.social
"Just 10% of users produce roughly 97% of political tweets."
"It amplifies the loudest & most extreme voices while muting the moderate,"
"...distorts how the rest of us make sense of the world."
"Just 10% of users produce roughly 97% of political tweets."
"It amplifies the loudest & most extreme voices while muting the moderate,"
"...distorts how the rest of us make sense of the world."
Are a few people ruining the internet for the rest of us?
Why does the online world seem so toxic compared with normal life? Our research shows that a small number of divisive accounts could be responsible – and offers a way out
www.theguardian.com
July 13, 2025 at 3:12 PM
Are a few people ruining the internet? www.theguardian.com/books/2025/j... by @jayvanbavel.bsky.social
"Just 10% of users produce roughly 97% of political tweets."
"It amplifies the loudest & most extreme voices while muting the moderate,"
"...distorts how the rest of us make sense of the world."
"Just 10% of users produce roughly 97% of political tweets."
"It amplifies the loudest & most extreme voices while muting the moderate,"
"...distorts how the rest of us make sense of the world."
Reposted by Andrea Schreier
McMullen at #JMIH25 #AES25 :
There are 37 species of Guitarfish, one of the most threatened groups of elasmobranchs. Most are mesopredators (mid level, not apex).
Atlantic guitarfish are common from
North Carolina to Nicaragua, but there have only been 13 studies about them ever. 🦑🧪🌎🦈🐠
There are 37 species of Guitarfish, one of the most threatened groups of elasmobranchs. Most are mesopredators (mid level, not apex).
Atlantic guitarfish are common from
North Carolina to Nicaragua, but there have only been 13 studies about them ever. 🦑🧪🌎🦈🐠
July 13, 2025 at 1:03 PM
Yes!!!
Courage is contagious.
After the NIH Bethesda Declaration, hundreds of EPA staffers stood up with their own Declaration of Dissent which was sent to Administrator Zeldin a few minutes ago.
www.standupforscience.net/epa-declarat...
After the NIH Bethesda Declaration, hundreds of EPA staffers stood up with their own Declaration of Dissent which was sent to Administrator Zeldin a few minutes ago.
www.standupforscience.net/epa-declarat...
Support EPA Staff Now! — STAND UP FOR SCIENCE
Your solidarity with the EPA heroes increases the pressure on their Administrator Lee Zeldin.
www.standupforscience.net
June 30, 2025 at 7:18 PM
Yes!!!
Reposted by Andrea Schreier
everyone! look at this baby sturgeon!
literally the cutest creature to ever exist but unfortunately we have less and less of them in BC
with juvenile recruitment issues it’s always so awesome to find lil untagged bbs - this trip 5/14 of our sturgeon were untagged!
#sturgeonsaturday everyday🧪👩🏻🔬🌎🌐
literally the cutest creature to ever exist but unfortunately we have less and less of them in BC
with juvenile recruitment issues it’s always so awesome to find lil untagged bbs - this trip 5/14 of our sturgeon were untagged!
#sturgeonsaturday everyday🧪👩🏻🔬🌎🌐
June 30, 2025 at 7:07 PM
everyone! look at this baby sturgeon!
literally the cutest creature to ever exist but unfortunately we have less and less of them in BC
with juvenile recruitment issues it’s always so awesome to find lil untagged bbs - this trip 5/14 of our sturgeon were untagged!
#sturgeonsaturday everyday🧪👩🏻🔬🌎🌐
literally the cutest creature to ever exist but unfortunately we have less and less of them in BC
with juvenile recruitment issues it’s always so awesome to find lil untagged bbs - this trip 5/14 of our sturgeon were untagged!
#sturgeonsaturday everyday🧪👩🏻🔬🌎🌐
Woohoo!!!
‘NOT FOR SALE’
It turns out that not many Americans wanted to see our country’s public land sold — with polls showing 75-80% opposed — even 65% of Republicans
Late Monday, that proposal got the axe 🪓
news.bloomberglaw.com/environment-...
It turns out that not many Americans wanted to see our country’s public land sold — with polls showing 75-80% opposed — even 65% of Republicans
Late Monday, that proposal got the axe 🪓
news.bloomberglaw.com/environment-...
Public Land Sales Blocked From Inclusion in Trump’s Tax Bill
A Senate proposal to sell millions of acres of public land to help pay for President Donald Trump’s massive package of tax cuts and spending has been blocked by the Senate’s rule keeper.
news.bloomberglaw.com
June 24, 2025 at 10:08 PM
Woohoo!!!
Reposted by Andrea Schreier
A rare carnivorous caterpillar, previously unknown to biologists, stalks spiderwebs for food whilst dressed in the remains of its prey.
This unique new species, dubbed the “bone collector,” is found only on a single mountainside on the Hawai’ian island of Oa’hu. scim.ag/3GBDcV7 #InsectWeek
This unique new species, dubbed the “bone collector,” is found only on a single mountainside on the Hawai’ian island of Oa’hu. scim.ag/3GBDcV7 #InsectWeek
June 24, 2025 at 1:28 PM
A rare carnivorous caterpillar, previously unknown to biologists, stalks spiderwebs for food whilst dressed in the remains of its prey.
This unique new species, dubbed the “bone collector,” is found only on a single mountainside on the Hawai’ian island of Oa’hu. scim.ag/3GBDcV7 #InsectWeek
This unique new species, dubbed the “bone collector,” is found only on a single mountainside on the Hawai’ian island of Oa’hu. scim.ag/3GBDcV7 #InsectWeek
Reposted by Andrea Schreier
New paper out from our crew on using #eDNA to detect the pathogenic chytrid fungus (Bsal) and characterise the surrounding amphibian community from pond samples in the Netherlands. Small number of samples but highlights the potential of eDNA for routine monitoring of both. bioone.org/journals/jou...
June 24, 2025 at 10:47 AM
New paper out from our crew on using #eDNA to detect the pathogenic chytrid fungus (Bsal) and characterise the surrounding amphibian community from pond samples in the Netherlands. Small number of samples but highlights the potential of eDNA for routine monitoring of both. bioone.org/journals/jou...
Reposted by Andrea Schreier
Reposted by Andrea Schreier
Stunning video of this Antarctic gonate squid caught alive on camera for the first time. Before this, no one had ever seen this creature alive in the wild.
Read more: www.nytimes.com/2025/06/11/s...
Read more: www.nytimes.com/2025/06/11/s...
June 20, 2025 at 6:51 PM
Stunning video of this Antarctic gonate squid caught alive on camera for the first time. Before this, no one had ever seen this creature alive in the wild.
Read more: www.nytimes.com/2025/06/11/s...
Read more: www.nytimes.com/2025/06/11/s...
This is delightful news! I had a feeling that ICE might have a tougher time following their MO when surrounded by priests accompanying immigrants.
Resistance will take many forms in the days and months ahead.
June 22, 2025 at 10:59 PM
This is delightful news! I had a feeling that ICE might have a tougher time following their MO when surrounded by priests accompanying immigrants.