Parasitic wasps are body-snatchers — if you’re an insect. But these much-maligned creatures have saved millions of human lives by controlling the spread of the cassava mealybug.
Emerald ash borer larva cut these feeding galleries on the trunk of a dead ash tree in Michigan.
corfoto via Getty Images
Biological control strategies curb pests using other species that attack the invader. A biologist explains why it can take more than a decade to develop an effective biological control program.
Sirex noctilio is an invasive woodwasp that causes huge damage. Understanding what attracts it can help repel it.
Ludwig Eksteen
Inserting electrodes into insects helps scientists understand what attracts these insects – and, stemming from that, how to trap them and protect crops.
As invasive species transform the world, frontline agencies take solace that species needing unique partners can’t invade alone. A new study on figs shows they may find new partners to invade anyway.
Getting the job done. A female Asian water dragon (Physignathus cocincinus) produced a daughter (left) without the assistance of a male.
Skip Brown/Smithsonian’s National Zoo
Mercedes Burns, University of Maryland, Baltimore County
Parthenogenesis, a form of reproduction in which an egg develops into an embryo without being fertilized by sperm, might be more common than you realized.
Every single voting district in Manhattan, where Trump lives, went for Joe Biden. Times Square, Nov. 7, 2020.
Michael Nigro/Pacific Press/LightRocket via Getty Images
Trump was the first US president from New York City since Teddy Roosevelt, but he was never a hometown hero. Jubilant celebrations erupted across New York after Biden’s projected win.
The invasive species was likely brought to Australia unintentionally by ship. Now found in every state and territory, the wasps are decimating our ecosystems.
Some wasps are social insects, meaning they live in groups and have a queen.
umsiedlungen/Pixabay.com)
How do we know that bees were around when dinosaurs still roamed the Earth? The main evidence comes from fossils – the mineralized remains of long-dead organisms.
Tiny fairy wasps are so small they can lay their eggs inside other insects eggs, but they punch above their weight when it comes to keeping pests down.
‘Larry, I have to confess. I’m not a wasp. I’m an orchid.’
Alyssa Weinstein
Bees and wasps can recognise people’s faces – despite having less than one million brain cells, compared to 86,000 million brain cells that make up a human brain.