Ken Welch
@kcwelch.bsky.social
Associate Professor-Zoologist at U Toronto Scarborough. Interested in things with high-sugar diets like hummingbirds, bats, bees, and my two daughters. Ecophysiology, ecotoxicology, science communication.
Reposted by Ken Welch
In 1996, almost thirty years ago, Stephan Clemens & Wolfgang Barz described a methylenedioxy bridge formation reaction, converting calycosin to pseudobaptigenin. Today, we have identified the enzyme catalyst from red clover! 🍀 @UTSC @UtscBiology
www.biorxiv.org/cgi/content/...
www.biorxiv.org/cgi/content/...
November 19, 2025 at 1:46 PM
In 1996, almost thirty years ago, Stephan Clemens & Wolfgang Barz described a methylenedioxy bridge formation reaction, converting calycosin to pseudobaptigenin. Today, we have identified the enzyme catalyst from red clover! 🍀 @UTSC @UtscBiology
www.biorxiv.org/cgi/content/...
www.biorxiv.org/cgi/content/...
@utoronto.ca announces funding for 100 new PDFs across the university. @utsc.utoronto.ca get 3/year. CAD$80K/year + CAD$10K/year in research funds. Read more here: www.utsc.utoronto.ca/grad-edu/res...
Research Excellence Postdoctoral Fellows Program | Graduate and Postdoctoral Studies
The Research Excellence Postdoctoral Fellows Program is a centrally supported program to fund 100 new two-year postdoctoral appointments over two cohorts. Cost-shared with divisions, the initiative ai...
www.utsc.utoronto.ca
November 14, 2025 at 4:30 PM
@utoronto.ca announces funding for 100 new PDFs across the university. @utsc.utoronto.ca get 3/year. CAD$80K/year + CAD$10K/year in research funds. Read more here: www.utsc.utoronto.ca/grad-edu/res...
Reposted by Ken Welch
Regular registration ENDS on November 12th for the
@cspbscbv.bsky.social Eastern Regional Meeting to be held at Wilfrid Laurier University later this month! @laurierbiology.bsky.social @wilfridlaurieruni.bsky.social
#CSPB_ERM CONFERENCE WEBSITE: event.fourwaves.com/erm2025
@cspbscbv.bsky.social Eastern Regional Meeting to be held at Wilfrid Laurier University later this month! @laurierbiology.bsky.social @wilfridlaurieruni.bsky.social
#CSPB_ERM CONFERENCE WEBSITE: event.fourwaves.com/erm2025
November 10, 2025 at 3:06 PM
Regular registration ENDS on November 12th for the
@cspbscbv.bsky.social Eastern Regional Meeting to be held at Wilfrid Laurier University later this month! @laurierbiology.bsky.social @wilfridlaurieruni.bsky.social
#CSPB_ERM CONFERENCE WEBSITE: event.fourwaves.com/erm2025
@cspbscbv.bsky.social Eastern Regional Meeting to be held at Wilfrid Laurier University later this month! @laurierbiology.bsky.social @wilfridlaurieruni.bsky.social
#CSPB_ERM CONFERENCE WEBSITE: event.fourwaves.com/erm2025
Reposted by Ken Welch
Check out our latest research on how ocean acidification affects marine sticklebacks from former postdoc Dr. Rex Yoon.
doi.org/10.1002/jez....
@utscbiology.bsky.social @utscresearch.bsky.social
doi.org/10.1002/jez....
@utscbiology.bsky.social @utscresearch.bsky.social
November 9, 2025 at 1:48 PM
Check out our latest research on how ocean acidification affects marine sticklebacks from former postdoc Dr. Rex Yoon.
doi.org/10.1002/jez....
@utscbiology.bsky.social @utscresearch.bsky.social
doi.org/10.1002/jez....
@utscbiology.bsky.social @utscresearch.bsky.social
Didn't get to see the broadcast premier of "Empire of Bats'?! Well, you're in luck! See it here: www.youtube.com/watch?v=GhWK...
@utsc.utoronto.ca @utscbiology.bsky.social
@utsc.utoronto.ca @utscbiology.bsky.social
You’ve never seen bats like this
YouTube video by The Nature of Things
www.youtube.com
November 5, 2025 at 4:33 PM
Didn't get to see the broadcast premier of "Empire of Bats'?! Well, you're in luck! See it here: www.youtube.com/watch?v=GhWK...
@utsc.utoronto.ca @utscbiology.bsky.social
@utsc.utoronto.ca @utscbiology.bsky.social
Reposted by Ken Welch
A fantastic experience working with the CBC as they produced a documentary for "The Nature of Things" on our annual large field research trip to study #bats. Now available to stream on CBC Gem or YouTube. Tune in for "Empire of bats" #WomeninSTEM, #academicSky 🧪 youtu.be/GhWKT2gUcks?...
You’ve never seen bats like this
YouTube video by The Nature of Things
youtu.be
October 31, 2025 at 1:17 PM
A fantastic experience working with the CBC as they produced a documentary for "The Nature of Things" on our annual large field research trip to study #bats. Now available to stream on CBC Gem or YouTube. Tune in for "Empire of bats" #WomeninSTEM, #academicSky 🧪 youtu.be/GhWKT2gUcks?...
Reposted by Ken Welch
🦇How do vampire bats get the energy to find their next meal? One lab set out to find the answer. Read more in The New York Times: https://ow.ly/6nmr50X4AI3 #ISpyPhysiology #ComparativePhysiology #Halloween #FridayPhysiologyFact #HalloweenCountdown CC: Ken Welch 🧪
📷: iStock
📷: iStock
October 31, 2025 at 4:00 PM
🦇How do vampire bats get the energy to find their next meal? One lab set out to find the answer. Read more in The New York Times: https://ow.ly/6nmr50X4AI3 #ISpyPhysiology #ComparativePhysiology #Halloween #FridayPhysiologyFact #HalloweenCountdown CC: Ken Welch 🧪
📷: iStock
📷: iStock
Very proud of the work done by former PhD student Natalia Sandoval-Herrera!
ICB #BatWeek finishes up with
#Systemic Effects of Pesticides on #Insectivorous #Bats: A #Proteomics Approach
Sandoval-Herrera, Welch, et al
doi.org/10.1093/icb/...
see more on Sandoval-Herrera , Welch jr
www.slu.se/profilsidor/...
youtu.be/Mt6uLNkxnus?...
www.welchbiology.com
#Systemic Effects of Pesticides on #Insectivorous #Bats: A #Proteomics Approach
Sandoval-Herrera, Welch, et al
doi.org/10.1093/icb/...
see more on Sandoval-Herrera , Welch jr
www.slu.se/profilsidor/...
youtu.be/Mt6uLNkxnus?...
www.welchbiology.com
October 31, 2025 at 3:01 PM
Very proud of the work done by former PhD student Natalia Sandoval-Herrera!
Happy Halloween! My treat is a conditionally accepted manuscript! Can't wait to share more!
Fingers crossed for zero tricks.
Fingers crossed for zero tricks.
October 31, 2025 at 2:05 PM
Happy Halloween! My treat is a conditionally accepted manuscript! Can't wait to share more!
Fingers crossed for zero tricks.
Fingers crossed for zero tricks.
Reposted by Ken Welch
Amazing profile of the new facilities at @ksrjokershill.bsky.social designed by Montgomery Sisam Architects.
azuremagazine.com/article/koff...
azuremagazine.com/article/koff...
Outside Toronto, the Koffler Scientific Reserve Finds True North
Montgomery Sisam’s Koffler Scientific Reserve is a surprisingly intimate marriage of building science and agrarian vernacular.
azuremagazine.com
October 30, 2025 at 7:39 PM
Amazing profile of the new facilities at @ksrjokershill.bsky.social designed by Montgomery Sisam Architects.
azuremagazine.com/article/koff...
azuremagazine.com/article/koff...
Reposted by Ken Welch
ICB's #BatWeek spotlight -
more on @aigverte.bsky.social
(co author on #Bat Dentitions: A Model System for Studies at the Interface of Development, #Biomechanics, and #Evolution
doi.org/10.1093/icb/...
Watch Bat Vision Evolution
youtu.be/rnbhtN6Iui0?...
&
www.ted.com/talks/alexa_...
more on @aigverte.bsky.social
(co author on #Bat Dentitions: A Model System for Studies at the Interface of Development, #Biomechanics, and #Evolution
doi.org/10.1093/icb/...
Watch Bat Vision Evolution
youtu.be/rnbhtN6Iui0?...
&
www.ted.com/talks/alexa_...
October 30, 2025 at 11:59 AM
ICB's #BatWeek spotlight -
more on @aigverte.bsky.social
(co author on #Bat Dentitions: A Model System for Studies at the Interface of Development, #Biomechanics, and #Evolution
doi.org/10.1093/icb/...
Watch Bat Vision Evolution
youtu.be/rnbhtN6Iui0?...
&
www.ted.com/talks/alexa_...
more on @aigverte.bsky.social
(co author on #Bat Dentitions: A Model System for Studies at the Interface of Development, #Biomechanics, and #Evolution
doi.org/10.1093/icb/...
Watch Bat Vision Evolution
youtu.be/rnbhtN6Iui0?...
&
www.ted.com/talks/alexa_...
Reposted by Ken Welch
There's bats everywhere this time of year -- but they are not as scary as claimed! Check out our lovely new documentary on CBC Nature of Things. It will make you love bats! gem.cbc.ca/the-nature-o...
Empire of Bats | The Nature of Things | CBC Gem
New hosts Sarika Cullis-Suzuki and Anthony Morgan take on The Nature of Things, the world's longest-running science documentary series.
gem.cbc.ca
October 29, 2025 at 3:46 PM
There's bats everywhere this time of year -- but they are not as scary as claimed! Check out our lovely new documentary on CBC Nature of Things. It will make you love bats! gem.cbc.ca/the-nature-o...
Excited to see the new CBC Nature of Things episode, "Empire of Bats" is now streaming on CBC Gem (singup is free): gem.cbc.ca/the-nature-o...
Episode features Jerrica Jamison flying 🦇 as well as running vampire bats, of course!
@utscbiology.bsky.social @utsc.utoronto.ca
Episode features Jerrica Jamison flying 🦇 as well as running vampire bats, of course!
@utscbiology.bsky.social @utsc.utoronto.ca
Empire of Bats | The Nature of Things | CBC Gem
New hosts Sarika Cullis-Suzuki and Anthony Morgan take on The Nature of Things, the world's longest-running science documentary series.
gem.cbc.ca
October 29, 2025 at 2:56 PM
Excited to see the new CBC Nature of Things episode, "Empire of Bats" is now streaming on CBC Gem (singup is free): gem.cbc.ca/the-nature-o...
Episode features Jerrica Jamison flying 🦇 as well as running vampire bats, of course!
@utscbiology.bsky.social @utsc.utoronto.ca
Episode features Jerrica Jamison flying 🦇 as well as running vampire bats, of course!
@utscbiology.bsky.social @utsc.utoronto.ca
Reposted by Ken Welch
We thank @giuliarossi.bsky.social for submitting her story. We are delighted this was such a pivotal experience, especially during the early-career stage.
If you would like to share your story, you can send us a message in a bottle at www.biologists.com/100-years/me...
If you would like to share your story, you can send us a message in a bottle at www.biologists.com/100-years/me...
October 27, 2025 at 11:11 AM
We thank @giuliarossi.bsky.social for submitting her story. We are delighted this was such a pivotal experience, especially during the early-career stage.
If you would like to share your story, you can send us a message in a bottle at www.biologists.com/100-years/me...
If you would like to share your story, you can send us a message in a bottle at www.biologists.com/100-years/me...
It's officially out (in print, if you're feeling nostalgic)! Congrats to Dr. Oelbaum and the whole team!
Now published:
Dietary protein and reproductive condition influence wound healing in the Jamaican fruit bat, Artibeus jamaicensis 🦇
✒️ Oelbaum et al.
🔗 doi.org/10.1139/cjz-...
Dietary protein and reproductive condition influence wound healing in the Jamaican fruit bat, Artibeus jamaicensis 🦇
✒️ Oelbaum et al.
🔗 doi.org/10.1139/cjz-...
Canadian Science Publishing
Can't sign in? Forgot your username?
doi.org
October 21, 2025 at 4:09 PM
It's officially out (in print, if you're feeling nostalgic)! Congrats to Dr. Oelbaum and the whole team!
Reposted by Ken Welch
Read the full research at journals.biologists.com/jeb/article/...
October 21, 2025 at 4:03 PM
Read the full research at journals.biologists.com/jeb/article/...
Reposted by Ken Welch
ICB
From the Evan's lab!
Developmental and Functional Interactions Structure Patterns of Variational #Modularity in the Lunar #Wrasse Skull
by
Hugi,& @sternarchella.bsky.social et al
doi.org/10.1093/icb/...
Evans lab
koryevans.weebly.com/people.html
From the Evan's lab!
Developmental and Functional Interactions Structure Patterns of Variational #Modularity in the Lunar #Wrasse Skull
by
Hugi,& @sternarchella.bsky.social et al
doi.org/10.1093/icb/...
Evans lab
koryevans.weebly.com/people.html
October 15, 2025 at 11:19 AM
ICB
From the Evan's lab!
Developmental and Functional Interactions Structure Patterns of Variational #Modularity in the Lunar #Wrasse Skull
by
Hugi,& @sternarchella.bsky.social et al
doi.org/10.1093/icb/...
Evans lab
koryevans.weebly.com/people.html
From the Evan's lab!
Developmental and Functional Interactions Structure Patterns of Variational #Modularity in the Lunar #Wrasse Skull
by
Hugi,& @sternarchella.bsky.social et al
doi.org/10.1093/icb/...
Evans lab
koryevans.weebly.com/people.html
I love that in both English and Ojibwe, the word for chickadee is very onomatopoeic.
🪶 In the Ojibwe language, the word for chickadee is gijigijigaaneshiinh. To hear it pronounced (it sounds really cool) visit ojibwe.lib.umn.edu/m...
October 14, 2025 at 3:10 PM
I love that in both English and Ojibwe, the word for chickadee is very onomatopoeic.
Had a wonderful time at the North American Society for Bat Research meeting. So proud of the work done by my students Jerrica Jamison and Dr. Phil Oelbaum (now at York U). Here's a pic of Jerrica. Didn't get one of Phil at his talk because I was busy chairing session! @utscbiology.bsky.social
October 13, 2025 at 5:10 PM
Had a wonderful time at the North American Society for Bat Research meeting. So proud of the work done by my students Jerrica Jamison and Dr. Phil Oelbaum (now at York U). Here's a pic of Jerrica. Didn't get one of Phil at his talk because I was busy chairing session! @utscbiology.bsky.social
A gift from my grad student! I will wear it proudly.
October 1, 2025 at 3:06 PM
A gift from my grad student! I will wear it proudly.
Reposted by Ken Welch
🚨 Call for Nominations: @csz-sczofficial.bsky.social PDF Chair 🚨
Interested in standing for election? Send me a short blurb (~200 words) about yourself and why you'd like to be elected! Deadline is Sept 30.
Don’t miss the chance to get involved!
Interested in standing for election? Send me a short blurb (~200 words) about yourself and why you'd like to be elected! Deadline is Sept 30.
Don’t miss the chance to get involved!
September 27, 2025 at 11:33 PM
🚨 Call for Nominations: @csz-sczofficial.bsky.social PDF Chair 🚨
Interested in standing for election? Send me a short blurb (~200 words) about yourself and why you'd like to be elected! Deadline is Sept 30.
Don’t miss the chance to get involved!
Interested in standing for election? Send me a short blurb (~200 words) about yourself and why you'd like to be elected! Deadline is Sept 30.
Don’t miss the chance to get involved!
Opinion piece by @utsc.utoronto.ca @utscbiology.bsky.social prof @jscottmacivor.bsky.social and PhD student Sisley Irwin!
🧪🌎
🧪🌎
Extremely interesting opinion piece by MacIvor & Irwin on "Mail-order solitary bee cocoons as a gateway for biological invasion": doi.org/10.26786/192...
September 10, 2025 at 2:10 PM
Opinion piece by @utsc.utoronto.ca @utscbiology.bsky.social prof @jscottmacivor.bsky.social and PhD student Sisley Irwin!
🧪🌎
🧪🌎
A correction - science working the way it's supposed to
https://www.welchbiology.com/2025/09/09/a-correction-science-working-the-way-its-supposed-to/
https://www.welchbiology.com/2025/09/09/a-correction-science-working-the-way-its-supposed-to/
September 9, 2025 at 7:16 PM
A correction - science working the way it's supposed to
https://www.welchbiology.com/2025/09/09/a-correction-science-working-the-way-its-supposed-to/
https://www.welchbiology.com/2025/09/09/a-correction-science-working-the-way-its-supposed-to/
Luna says, "good morning."
August 31, 2025 at 11:44 AM
Luna says, "good morning."