Tortoise leaf beetle on a green leaf
The Double Life of a Fungus: Defends Beetle, Attacks Plant
Tortoise leaf beetles enjoy the protection the fungus provides from insect predators such as ants, then carry the microbe to a mutual plant host, which their fungal symbiont infects.
The Double Life of a Fungus: Defends Beetle, Attacks Plant
The Double Life of a Fungus: Defends Beetle, Attacks Plant

Tortoise leaf beetles enjoy the protection the fungus provides from insect predators such as ants, then carry the microbe to a mutual plant host, which their fungal symbiont infects.

Tortoise leaf beetles enjoy the protection the fungus provides from insect predators such as ants, then carry the microbe to a mutual plant host, which their fungal symbiont infects.

beetles
Photo of a Jewel beetle <em>(Sternocera aequisignata)</em>.
Why Are Some Beetles Shiny? It’s Not What Researchers Thought
Connor Lynch | Mar 1, 2022
The glossy shell of some beetles, it has long been speculated, helps hide the insects from predators. A recent paper put the hypothesis to the test—and found it wanting.
larva
Leaping Larvae Intrigue Scientists
Chloe Tenn | Jan 20, 2022
The Scientist spoke with entomologist Matt Bertone about the characteristics of Laemophloeus biguttatus larvae jumps—a previously unreported behavior in this group of beetles.
With Video
An Australian water beetle walks on the underside of the water's surface.
Australian Beetles Walk on the Underside of Water’s Surface
Lisa Winter | Jul 15, 2021
Watch one scurry around upside down in a remarkably unusual form of locomotion.
eyed elater beetle
Image of the Day: Eyed Elater
Amy Schleunes | Jan 23, 2020
The click beetle’s intricate false eyes cast a deep black color with the help of pigment-coated hairs.
Image of the Day: Horns and Wings
Emily Makowski | Nov 29, 2019
Scarab beetle horns share a common genetic origin with wings.
Image of the Day: Beetle Evolution
Emily Makowski | Nov 19, 2019
Plants, fungi, and bacteria likely contributed to insect diversity.
Eavesdropping on Soil Insects Could Aid Pest Management
Michael Graw | Nov 1, 2019
Insects in the soil are difficult to monitor, but listening in on the noises they make could help farmers detect pest infestations and improve estimates of biodiversity.
Image of the Day: Attendance Record
Carolyn Wilke | Feb 11, 2019
Genetic material left behind on flowers can reveal which insects have visited.
Image of the Day: Beetle Fight
Jef Akst | Dec 3, 2018
The exaggerated horns and elongated forelegs of male flower beetles, which use these appendages as weapons in combat for females, do not slow down the insects in a race.
Image of the Day: Kaleidoscope
Sukanya Charuchandra | Aug 27, 2018
A single transcription factor regulates a harlequin ladybird’s colors.
Fossilized Beetle Is Earliest Evidence of Insect Pollinator
Abby Olena | Aug 16, 2018
A 99-million-year-old beetle preserved in amber alongside grains of pollen likely pollinated prehistoric plants.
How Corpse-Eating Beetles Avoid Infection
Yao-Hua Law | Jun 1, 2018
Some beetle species may have evolved to tunnel into the ground to escape the pathogens that abound on dead and rotting animals.
Image of the Day: Beetle Escapes Toad’s Stomach
The Scientist Staff and The Scientist Staff | Feb 8, 2018
The bombardier beetle forced its devourer to vomit it out by releasing explosive, toxic chemicals.
Image of the Day: Colorado Potato Beetles
The Scientist Staff and The Scientist Staff | Feb 6, 2018
Leptinotarsa decemlineata has been decimating agricultural crops since at least the 19th century, and by sequencing its genome researchers hope to explore new strategies for controlling the pest.
Image of the Day: Ectopic Wings
The Scientist Staff and The Scientist Staff | Jan 24, 2018
Insect wings may have evolved from multiple origins, say researchers.
Image of the Day: An Actual “Shithole”
The Scientist Staff | Jan 13, 2018
Beetles cherish the dung they live and feed on.
Image of the Day: Beetle Penis 
The Scientist Staff and The Scientist Staff | Dec 22, 2017
Scientists look to a leaf beetle’s genitals for lessons on improving catheter strength.  
Gene Drive’s Achilles Heel
Kerry Grens | May 22, 2017
Rare genetic variants could blunt efforts to destroy pest populations. 
Behavior Brief
Diana Kwon | Feb 27, 2017
A round-up of recent discoveries in behavior research