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Biodiversity Blog

 

Brr...It’s Chilly Out There: How Animals Deal With the Cold

736px Eptesicus nilssonii hibernating Northern Bat (Eptesicus nilssonii), a hibernating bat species. Photo: Magne Flåten, GNU Free Documentation License Cold weather brings big shifts in nature. In many places, water sources freeze, plants cease blooming and drop their leaves, and the ground is covered in snow. These conditions mean diminished resources for animals, ...

Meet Stengl-Wyer Fellow: Angelina Dichiera

Dichiera Red drum Angelina with a red drum. (Sciaenops ocellatus) The Stengl-Wyer Endowment supports year-long fellowships for doctoral candidates pursuing dissertation research in the area of Diversity of life and organisms in their natural environments. Recipients will receive a 12-month stipend of $34,000, full tuition and fees, staff health insuran...

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 ...

Botany Basics: Understanding Leaves

Venation 01 web2With fall leaves swirling about, there is no better time to understand some of ways botanists examine leaves to identify the plant from which they come. Certainly not exhaustive, these are just some of the common markers.  VENATION Venation: The arrangement of veins in a leaf is called the venation pattern. Veins...
Sigmund and His Eels

Sigmund and His Eels

 Illustration: Nicole Elmer  If someone asks you to imagine Sigmund Freud, what do you see? An older gent with a well-trimmed white beard, cigar in hand? Is he perhaps listening to a patient who talks freely about personal issues while laying on a couch? This is the Freud most know as the famous neurologist and founder of psychoanalysi...