In Fending Off Mosquitoes, Spatial Repellents With Pyrethroids Show Potential

Aedes aegypti

By Leslie Mertz Step 1: Complain about how bad the mosquitoes are this year. Step 2: Purchase a can of bug spray to keep mosquitoes away. Step 3: Use it once and be disgusted by the greasy feel and weird smell. Step 4: Put the can in a closet, never to be used again. Step […]

Finally! A Peek at Mysterious Bees in the Rain Forest Treetops

Megalopta nocturnal bee, Soberania N.P., Panama

By Leslie Mertz Adam Smith, Ph.D., has been studying a certain group of very unusual bees in Panama for 15 years, but he had never actually been able to witness a key part of their behavior: their foraging forays. That’s because the bees get their pollen and nectar from flowers that not only bloom at […]

Eat This, Not That: Why Mantids Eat Everything But the Gut of Some Caterpillar Prey

mantid with monarch caterpillar

By Leslie Mertz When a Chinese mantid (Tenodera sinensis) grabs a nice, plump monarch caterpillar (Danaus plexippus), it not only “bites into the fleshy bits” but also eventually gnaws deeply enough to rip through the lining of the gut, the contents of which are propelled out of the still-alive larva as it writhes, describes biologist […]

From Turtle Shell to Poop Umbrella, This Is One Unusual Group of Beetles

By Leslie Mertz Tortoise beetles are a bizarre group. They look somewhat like tiny turtles with a colorful, or in some species translucent, carapace (the upper shell in turtles), and they engage in some unusual behaviors, including carrying an “umbrella” made of their feces. “I adore these beetles — everything they do is kind of […]

New Knowledge and a New Tool to Help Control Billbugs in Turfgrass

By Leslie Mertz Turfgrass covers three times more land area than any other irrigated crop in the United States, and brings in tens of billions of dollars in annual revenues. Yet one of the major pests of this crop still remains a mystery in many parts of the country, according to Madeleine Dupuy, lead author […]