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Biodiversity Blog

 

History of UT Entomology, Part 4: Screwworms

640px Screwworm Cochliomyia hominivorax Key Deer National Refuge Big Pine Key Florida 24909739517 Photo: Judy Gallagher (lCreative Commons Attribution 2.0 Generic license) Few people want to be a screwworm fly (Cochliomyia hominivorax) for Halloween, but maybe this should be a valid costume choice as what they do is pretty horrifying. In the early to mid-20th century, this obligate parasite, often called just “screwworm” for ...
History of UT Entomology, Part 2: The Fly Years

History of UT Entomology, Part 2: The Fly Years

John T. Patterson. “Sandy-haired and short of stature, he had a ready wit, a love of repartee, and the ebullient temperament we traditionally associate with the Irish people.” -  Theophilus Painter in a 1965 memoir about him Part 1 explored the formative years for UT entomology and the focus on ants, with William Morton Wheeler and his stu...
BACKYARD BIODIVERSITY: the Texas Live Oak

BACKYARD BIODIVERSITY: the Texas Live Oak

 One of the historic Battle Oaks on the UT campus. Describing a mature live oak as “stately” is a bit of an understatement. They can live several centuries and these older trees command quite a presence. Their trunks can grow 4 feet or more in diameter and their crowns can spread more than 100 feet, sometimes touching the ground in a sprawl...
BACKYARD BIODIVERSITY: Jumping Spiders

BACKYARD BIODIVERSITY: Jumping Spiders

 Habronattus pyrrithrix male (Photo: Ian M. Wright) Jumping spiders make up the largest family of spiders. Constituting the family Salticidae, this family contains over 600 described genera and over 6000 described species as of 2019. With a family this big, this means jumping spiders show a lot of diversity, and live just about everywh...
Trees of BFL: Cottonwoods and Willows

Trees of BFL: Cottonwoods and Willows

  Cottonwood trees and willows are similar in many ways. They germinate through wind dispersion and colonize moist muddy areas exposed to full sun. Both are present in Brackenridge Field Lab, and the cottonwoods in particular have a close connection to the history of the field lab. COTTONWOODS Cottonwoods (Populus deltoides) are one of the ...