A “Climate Catastrophe”: Western US Salmon on the Brink
A “Climate Catastrophe”: Western US Salmon on the Brink
A recent sampling from two California streams found nearly all juvenile salmon were infected with deadly parasites, and conditions are expected to worsen.
A “Climate Catastrophe”: Western US Salmon on the Brink
A “Climate Catastrophe”: Western US Salmon on the Brink

A recent sampling from two California streams found nearly all juvenile salmon were infected with deadly parasites, and conditions are expected to worsen.

A recent sampling from two California streams found nearly all juvenile salmon were infected with deadly parasites, and conditions are expected to worsen.

parasites
Conservation Biologists May Unintentionally Spread Pathogens
Conservation Biologists May Unintentionally Spread Pathogens
Amanda Heidt | Apr 19, 2021
When conservationists relocate species, they don’t always account for the pathogens hitching a ride, and the consequences of introducing them to a new environment.
Chelsea Wood Tracks Parasites Around the World
Chelsea Wood Tracks Parasites Around the World
Amanda Heidt | Nov 1, 2020
The University of Washington parasite ecologist aims to understand how humans have changed the diversity and abundance of the enigmatic and misunderstood organisms.
Image of the Day: Microscopic Creatures
Image of the Day: Microscopic Creatures
Emily Makowski | Dec 12, 2019
View the top three winners of this year’s Nikon Small World in Motion Competition.
Infographic: Fighting Malaria Drug Resistance
Infographic: Fighting Malaria Drug Resistance
Natalie Slivinski | Mar 1, 2019
The parasite that causes malaria has evolved to evade many of the drugs that researchers have developed to fight the tropical disease.
Flower Preservation, 1916
Flower Preservation, 1916
Catherine Offord | Feb 1, 2019
James Kirkham Ramsbottom saved Britain’s daffodil industry from a devastating parasite, only to be forgotten.
Caught on Camera
Caught on Camera
The Scientist Staff | Dec 1, 2018
Selected Images of the Day from the-scientist.com
Nest Herbs Encourage Starling Parents to Incubate Their Eggs
Nest Herbs Encourage Starling Parents to Incubate Their Eggs
Ashley Yeager | Sep 1, 2018
The presence of aromatic greens in with other building materials increased the time birds sat on their eggs, improving the health of the hatchlings.
Image of the Day: Medicinal Millipedes
Image of the Day: Medicinal Millipedes
Sukanya Charuchandra | Jul 31, 2018
Certain lemurs in the forests of Madagascar eat millipedes to protect themselves from parasitic infections of the gut.
Image of the Day: Hold My Brood
Image of the Day: Hold My Brood
The Scientist Staff, The Scientist Staff | May 9, 2018
Cuckoo catfish trick cichlids into caring for their eggs in a strategy known as brood parasitism.
Image of the Day: Bad House Guest
Image of the Day: Bad House Guest
The Scientist Staff, The Scientist Staff | Oct 9, 2017
Parasitoid wasps inoculate other insects with their eggs, and their offspring then grow to feed on their "homes," effectively sucking the life out of their dying hosts.
Image of the Day: Better Together
Image of the Day: Better Together
The Scientist Staff, The Scientist Staff | Oct 5, 2017
When it comes to thwarting roundworms, scientists find that combining four antiparasitic drugs in smaller doses packs a greater punch than the four drugs alone.
Study: Bumblebee Species Declining Worldwide
Study: Bumblebee Species Declining Worldwide
Aggie Mika | Jul 20, 2017
The first global evaluation of populations demonstrates that certain species are diminishing considerably.
This Parasitic Plant Steals More Than Nutrients From Its Hosts
This Parasitic Plant Steals More Than Nutrients From Its Hosts
David Smith | Feb 1, 2017
The plant Lophophytum pilfers mitochondrial genes from the species it parasitizes.
Study: One Wasp Takes Control of Another
Study: One Wasp Takes Control of Another
Jef Akst | Jan 24, 2017
Crypt keeper wasps appear to command crypt gall wasps to dig exit tunnels on their behalf.
Slumber Numbers
Slumber Numbers
Jef Akst | Mar 1, 2016
Ideas abound for why some animal species sleep so much more than others, but definitive data are elusive.
NYC Rats Harbor Plague Fleas
NYC Rats Harbor Plague Fleas
Bob Grant | Mar 3, 2015
Researchers find Oriental rat fleas, the insects that can carry plague bacteria, on New York City-dwelling rodents.
The Ultimate Game of Cat and Mouse
The Ultimate Game of Cat and Mouse
Erin Weeks | Sep 18, 2013
Toxoplasma gondii seems to cause hard-wired changes in the brains of mice that persist even after the parasite is gone.
Ants on Burglar Watch
Ants on Burglar Watch
Kate Yandell | May 22, 2013
An ant species that lives on a carnivorous pitcher plant keeps nutrient thieves from escaping by eating them.
Ladybird Bioterrorists
Ladybird Bioterrorists
Ruth Williams | May 16, 2013
The Asian harlequin ladybird carries a biological weapon to wipe out competing species.