Lonomia obliqua

The Caterpillars That Can Kill You

Some species make venoms that are deadly. With more research, those toxic compounds could yield useful medicines.
Close-up of wild cereal grass (Poa annua) blooming over dark background

A Most Opportunistic Colonizer

Poa annua is a unique grass species now thriving on every continent—including Antarctica. Wherefore its wanderlust?
A Java Sparrow

Hard Bites and Slow Songs

How beak size affects the singing and evolution of songbirds.
Cast of left hind foot of Deinonychus antirrhopus

The Origins of the “Dinosaur Renaissance”

John Ostrom’s ideas were part of the so-called Dinosaur Renaissance, a paradigm shift that posited dinosaurs as the warm-blooded ancestors of birds.
A lump of peat used to make whiskey

Why Peat Is a Key Ingredient in Whisky and the Climate Crisis

Approximately 80 percent of Scotch whisky is made using peat as a fuel source for drying barley during the malting process. Is that a problem?
Breadfruit (Artocarpus altilis): fruiting branch. Coloured etching by J. Pass, c. 1796, after J. Ihle.

Quintessential Resilience: The Breadfruit in the Caribbean

The breadfruit tree has coexisted with humans for more than three thousand years. Its future may depend on how strong of an ally humans can become to it.
Vanessa cardui

The Secrets of Butterfly Migration, Written in Pollen

Trillions of insects move around the globe each year. Scientists are working on new ways to map those long-distance journeys.
A little puppy at the Complete Dog Service shop where pet owners go to seek advice, inoculations against distemper, petcare equipment, pet food and pet grooming services, c. 1940

How Interwar Britain Saved Their Dogs

Canine distemper became a major threat in Great Britain after World War I. Saving the nation’s dogs depended on an imperfect collaboration.
Egyptian papyrus which describes therapy of migraine by bandaging a clay crocodile with herbs stuffed into its mouth to the head of the patient.

Crocodile of a Migraine? An Egyptian Rx

Why the ancient Egyptians did—or did not—recommended strapping a clay crocodile to an aching head.
Vignette on page 1 of Volume 6 from Mémoires pour servir à l'histoire des insectes, by René-Antoine Ferchault de Réaumur.

Insects in the Mail

The efficiency of the postal system and generosity of local experts played important roles in the advancement of entomology in eighteenth-century France.