History of UT Entomology, Part 4: Screwworms
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 ... 
With 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... 
