@profdever.bsky.social
Biology Professor at the University of San Francisco who is a herpetologist interested in conservation biology and evolution.
The loss of the Grand Canyon Lodge is immense. I can still remember it when I visited in 1987…
July 15, 2025 at 2:28 AM
The loss of the Grand Canyon Lodge is immense. I can still remember it when I visited in 1987…
big beautiful trees-Sequoia!
July 8, 2025 at 4:22 AM
big beautiful trees-Sequoia!
I am loving this year’s SF Pride theme! happy PRIDE.
June 28, 2025 at 4:51 PM
I am loving this year’s SF Pride theme! happy PRIDE.
Bombus vosnesenskii female with multiple males likely mating with her
June 3, 2025 at 4:23 PM
Bombus vosnesenskii female with multiple males likely mating with her
wildflower bloom in the USF community garden
June 2, 2025 at 6:13 PM
wildflower bloom in the USF community garden
Visited the Women’s Rights Museum in Seneca Falls today - did you know this is a National Park?
May 27, 2025 at 6:24 PM
Visited the Women’s Rights Museum in Seneca Falls today - did you know this is a National Park?
nice day at the falls
May 25, 2025 at 11:53 PM
nice day at the falls
Met a real live super hero today - Dr. Fauci gave the commencement address to the University of San Francisco Science and Humanities graduating class
May 16, 2025 at 11:35 PM
Met a real live super hero today - Dr. Fauci gave the commencement address to the University of San Francisco Science and Humanities graduating class
fern growing out side of tree
May 3, 2025 at 9:45 PM
fern growing out side of tree
after all these years a successful PCR still brings joy
May 2, 2025 at 8:16 AM
after all these years a successful PCR still brings joy
beautiful day near mt. shasta
April 19, 2025 at 12:24 AM
beautiful day near mt. shasta
TGFD = thank God for Dog!
April 9, 2025 at 9:33 AM
TGFD = thank God for Dog!
wtf? why would anyone still approve of this evil man?
April 5, 2025 at 2:08 PM
wtf? why would anyone still approve of this evil man?
ready to protest!
April 5, 2025 at 2:01 PM
ready to protest!
city walks can reveal nice surprise sometimes
March 5, 2025 at 10:55 AM
city walks can reveal nice surprise sometimes
Feeling such heartache for LA!help by donating to World Central Kitchen wck.org?gad_source=1...
January 10, 2025 at 1:16 AM
Feeling such heartache for LA!help by donating to World Central Kitchen wck.org?gad_source=1...
fungi say thank you rain
January 1, 2025 at 8:19 AM
fungi say thank you rain
dig the sculptures by the TransAmerica building in San Francisco
December 28, 2024 at 3:07 PM
dig the sculptures by the TransAmerica building in San Francisco
Happy Holidays!!!
December 24, 2024 at 3:44 AM
Happy Holidays!!!
Happy Thanksgiving from this wild turkey who is most thankful not to be on your table today!
November 28, 2024 at 8:44 PM
Happy Thanksgiving from this wild turkey who is most thankful not to be on your table today!
the lotus is a symbol of purity, perseverance and promise
November 25, 2024 at 11:29 AM
the lotus is a symbol of purity, perseverance and promise
enjoyed the Mary Cassatt exhibition at the De Young - she was a groundbreaking modern female artist
November 22, 2024 at 6:00 AM
enjoyed the Mary Cassatt exhibition at the De Young - she was a groundbreaking modern female artist
who doesn’t like butterflies?
November 20, 2024 at 9:28 AM
who doesn’t like butterflies?
San Francisco days
November 17, 2024 at 10:16 PM
San Francisco days