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Love from Laura and Jordi – thanks so much!

We’re not usually ones to toot our own horns, but these notes in our Bat Journal on our Information Table at Congress Avenue Bridge meant a lot to us.

Laura is great friends with Adria Lopez Baucells, whom we greatly admire, and Jordi knows Carles Flaquer, who visited our facility a few years back and is a wonderful person and dear friend.

Congress Bridge feedback

Congress bats climbed to altitude directly over the bridge Saturday night, then turned & headed way South, with the wind. Great visit with Laura & Jordi from Barcelona!  These lovely and gracious scientists are friends of our favorite bat people Adrià López Baucells & Carles Flaquer from Museu de Ciències Naturals de Granollers. This group is doing great work and we just love them. Look them up, follow them, and be awed!

Red Blanket

This red bat is using her thumbs to stabilize her snooze on this windy day. She has her butt blanket pulled right up over her eyes and it looks like she’s closing her ear with her foot! She was found emaciated on the UT campus but is eating well and will be good to go in a few days. #batifyatx #batifyaustin #austinbats #atxbats #easternredbat #aesomebats

eastern red bat

Friday the 13th

We got lucky on Friday the 13th and had lovely weather for our education table at the Bat Viewing Area.
We shared the wonders of bats with scores of out-of-towners.
We so enjoyed meeting Sonia from Austria, Anne from France, Ali & Xav from Paris, and that group of impressive women in town for the Anthropology conference, from Virginia, Canada, the UK and Cyprus.
What fun!  Thanks for visiting with us y’all!

We hope the bats were as lucky as we were!  We at the Bat Viewing Area all watched on live radar as  a lovely Seabreeze pushed insects toward the Hill Country and the Bracken bats foraged along the front.  But then things changed.
The lovely Seabreeze turned into wicked storms from the northwest.  Davis Blowout, Huber Limestone Mine, McNeil Bridge, and Congress Bridge bats all appeared to have been caught out in the storms.  We hope they sheltered at McNeil to escape the worst of it.
Bats caught in hailstorms frequently experience broken wing bones from the hail.  Guess we’ll see how many bats are found by humans and brought to us today. Bless their brave little hearts!

 

Astonishing flight from Frio

On the evening of April 8th radar picked up the largest flight we have ever seen from Frio Bat Cave. Our guess is there were as many as 17 million bats in the air at one time around 2:06 Universal Coordinated Time or about 8:57 Central Daylight Time.

They emerged around 7:19 pm CDT and some went 80 miles SE to around Christine, TX
Most went at least as far as 50 miles to crop fields around Pearsall, TX.

 

Bracken & Old Tunnel

Old Tunnel & Bracken bats comingling.

Pd Has Arrived

So here it is.

Pd (Pseudogymnoascus destructans) has been detected in two sites in Kendal county and two sites in Blanco county.  In addtition, it has been detected for the first time on a Mexican free-tailed bat.

We’re obviously devastated by the news that the fungus that causes WNS has arrived in our area. We, like everyone else here, had hoped for a little more time, but we knew it was coming. Although this is just the fungus, not yet the disease, we are nonetheless tweaking our rehabilitation protocols and stand ready to collaborate with state and federal agencies, BCI and other NGOs, and other Texas bat rehabilitators in monitoring and providing supportive care for Texas bats.

Pd positive Mexican free-tailed bat in Blanco County

The following is an article by Zeke MacCormack, a San Antonio Express-News staff writer:
Published in the San Antonio Express-News  April 5, 2018

Mexican free-tailed bats emerge from the Bracken Cave at dusk to foray for food on Tuesday, Sept. 19, 2017. An estimated 20 million bats make Bracken Cave their home from March through November, making it the world's largest bat colony. MARVIN PFEIFFER/ mpfeiffer@express-news.net Photo: Marvin Pfeiffer, Staff / San Antonio Express-News / Express-News 2017

Photo: Marvin Pfeiffer, Staff / San Antonio Express-News
Mexican free-tailed bats emerge from the Bracken Cave at dusk to foray for food on Tuesday, Sept. 19, 2017.

 

In a double dose of troubling news, the fungus blamed for killing millions of East Coast bats since its discovery there in 2007 has been found in Central Texas and on a Mexican free-tailed bat — both firsts.

However, the Texas Department of Parks and Wildlife announcement of those discoveries Wednesday noted that no Texas bats have been found exhibiting signs of the malady known as “white nose syndrome.”

“Biologists say it usually takes a few years after detecting the fungus for the disease to manifest,” said the release that identified four new Texas counties where Pseudogymnoascus destructans fungus had been found, bringing the total to 10.
It previously was found on cave bats, tri-colored bats and Townsend’s big-eared bats.

In the San Antonio region, the fungus was detected on bats at two sites in Kendall County and two sites in Blanco County.
Kendall County is now the southernmost location in the nation where researchers have discovered the fungus, which was first detected in Texas in 2017 in the Panhandle, officials said.
The deadly illness typically strikes hibernating bats, causing declines of winter populations by more than 90 percent in some locations.
So its presence in free-tailed bats, which migrate rather than hibernate, raises a new series of concerns.
“They migrate in huge populations all over the country so they could spread the disease much faster,” said Jonah Evans, a TPWD mammalogist
The Mexican free-tail bat carrying the fungus was found at the Old Tunnel State Park in Kendall County, he said.
Evans described researchers as shocked by the results of testing on skin swabs that were collected from bat wings and muzzles between December and last month by a coalition of biologists from Bat Conservation International, Texas A&M University’s Department of Wildlife and Fisheries Sciences and its Natural Resources Institute.

“We were disappointed to see that it had moved southward as fast as it has,” Evans said. “We all expected it would move around the state, but it’s kind of shocking to see it happen this fast.”
The recent testing also found the fungus on bats in Foard and Wheeler counties, in North Texas, officials said.
The TPWD release said, “Because bats usually produce just one offspring per year, researchers are concerned it could take many decades for some populations to recover from a major decline.”
A widespread outbreak of the deadly disease in free-tailed bats could hold financial implications for agricultural producers who rely on the winged mammals to eradicate insects that feed on their crops.

The estimated value of bat pest control is $1.4 billion annually in Texas, the TPWD release says.
“Mexican free-tailed bats are key predators of agricultural pests in Texas, primarily moths that feed on corn and cotton,” said Mylea Bayless of Bat Conservation International.
“Since white nose syndrome is a disease of hibernating bats, we’re cautiously optimistic that Mexican free-tailed bats — which don’t hibernate — will fare better than other species in terms of contracting the disease and experiencing mortality from it,” she said.
The free-tailed bat also is an iconic presence, she said, drawing visitors watch them emerge by the millions from Bracken Cave just north of San Antonio, the Congress Avenue Bridge in Austin and other major colonies.

“This bat is special to Texas, which is one of the reasons that this news is particularly distressing,” Bayless said Wednesday.
Beyond trying to track the spread of the fungus, she said, “Bat conservation International is working with the Texas Parks and Wildlife Department and others to explore and test potential treatments for white nose syndrome.”

Zeke MacCormack is a San Antonio Express-News staff writer. Read more of his stories here. | [email protected] | @zekemac

What It’s Like To Finish a Research Trip

What it is like to finish a research trip. – Amy’s Costa Rica Bat Survey Blog cont’d

Costa Rica research life

Where am I?
Yikes, suddenly it is weeks later and I’m back in the United States. Time is a funny thing. When you are on a research trip you are controlled by time, you have a schedule to follow, places to be. There are things you have to do, and they take up all of your attention. As always, you complete your tasks. Then you look up and the whole trip is over. The theme of this blog is the transition from being in the field to coming back to wherever you call ‘home’. I will try to keep it short, but I feel like I just keep thinking of more things to
share to people who would like to start doing research trips but are unsure of what to expect.
The last time I wrote a blog post was over a month ago! Oops! The last few weeks of the trip were dedicated to wrapping everything up: get your data, organize the equipment, make sure everyone is on the same page for what the next steps are after everyone goes home. We made your typical 15-minute presentations the day before departing to the U.S. and everyone did well. After dedicating a significant chunk of your time and energy into a subject, 15 minutes becomes a short amount of time to discuss everything on which you have been thinking and working. But, like I said before, the last couple of weeks were a blur because every day had a plan and there were things that needed to be done.
Then, suddenly, you are transplanted back to from where you came. It is very weird to come home after ‘so long’ in a place much different from here. The trip really does not feel that long now that I am back. Houston, Texas (my hometown) is unlike anywhere else. It’s a lot of driving and concrete. Loud cars and limited wildlife. Days feel very short because things are very fast-paced. This is the polar opposite of Costa Rica. I believe I am experiencing ‘reverse culture-shock’, not only in terms of food and things of comfort, but of the staggering number of people and how ambivalent of environmental woes and responsibilities they are. You spend almost all your time on a research trip surrounded by people who think like you, act like you, understand and empathize with your motivations without need for explanation or dissection. Once that trip is over and you are reinstated into a big city with millions of people, it is an adjustment. But now is where it is necessary to take what I have learned and have been given the chance to see, and teach people and make interactions positive and inspiring. It’s easy to become complacent about the goings-on of far-away countries which do not pose a visible daily connection, especially in a big city where the problems feel disconnected or like your personal impact could not be that much.
Before I go on a rant about living in a big city, I shall get back to talking about the trip. I feel like the trip ended really quickly. At some point, at some lunch, we discussed the Tuckman Model stages of developing a project team: forming, storming, norming, and performing. The performing part is always the most fun and I wish it could happen sooner or longer in a trip. Having to disperse and leave the group after being in a productive groove is my least favorite part of the whole experience. Being back, I miss the people I spent all that time with. I miss the staff and people we met. I miss the food we ate, etc. You get the point. What do I think someone needs to be able to be a successful member of a research team? I would boil it down to flexibility and adaptation. Being able to adapt to change and the inevitable setbacks and redirects a project will have over its course, I believe, is the most important characteristic of a person with whom I would like to spend a significant piece of my time. If my partner is easy-going, patient, and ready to overcome any problem we encounter, that makes a project much easier and less stressful and more of a positive experience because there is someone I can count on to get things done.
After finishing the physical part of data collection, now I am staring at the incoming tsunami wave that is the analysis. Before graduating in May, I have data to analyze, a paper to write, a conference to attend, and a few presentations to give. So, the next few weeks of my life I will be staring at a screen, analyzing statistics and calls, trying to make sense of the data. I will probably cry a few times and read all of the statistics books I can handle. I will update as time goes on!
As always, feel free to contact me ([email protected]).

Jamming

What a great illustration of a moth jamming a bat’s echolocation!
Illustration by Chris Tullar from Aaron Corcoran.
This is a great depiction of what goes on in our flight cage every night (albeit with different species)!

Bats have been echolocating for around 25 million years and moths have been evolving defenses against them for just as long.
A bat has to be at the top of its game to make a living out there.

moth jamming bat

Another Pip

Second tri-colored in 2 days!  This one is in good shape, just in the wrong place at the wrong time.
The other will need major rehabilitation.



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