Image of the Day: Ant Imposters
Image of the Day: Ant Imposters
Over the course of their lives, the jumping spider Synemosyna formica wears two different ant disguises to fool preying birds.
Image of the Day: Ant Imposters
Image of the Day: Ant Imposters

Over the course of their lives, the jumping spider Synemosyna formica wears two different ant disguises to fool preying birds.

Over the course of their lives, the jumping spider Synemosyna formica wears two different ant disguises to fool preying birds.

animals
Image of the Day: On the Rocks
Image of the Day: On the Rocks
Carolyn Wilke | Mar 15, 2019
Otters leave distinct patterns of wear on rocks they use for pounding mussels.
Image of the Day: Squid Skin
Image of the Day: Squid Skin
Carolyn Wilke | Mar 13, 2019
The cephalopods use several strategies to manipulate light and produce their colorful patterns.
Mysterious Killer Whales Observed off Chilean Coast
Mysterious Killer Whales Observed off Chilean Coast
Carolyn Wilke | Mar 8, 2019
These Type D killer whales have blunter heads and a different color pattern than other orcas. A new species designation hinges on the results of genetic testing.
Image of the Day: Under the Microscope
Image of the Day: Under the Microscope
Carolyn Wilke | Mar 5, 2019
A virtual exhibition of C.R. Percival’s slides reveals the natural world up close.
Image of the Day: Shark Fitbits
Image of the Day: Shark Fitbits
Carolyn Wilke | Feb 28, 2019
To track the behavior of blacktip sharks, researchers are equipping them with radios and satellite sensors.
Tortoise Not Seen for 113 Years Found on Galapagos Island
Tortoise Not Seen for 113 Years Found on Galapagos Island
Carolyn Wilke | Feb 25, 2019
Chelonoidis phantasticus, or the Fernandina giant tortoise, was feared extinct until an expedition found a lone female in a remote area on the island of Fernandina.
Image of the Day: Hot Pink Squirrels
Image of the Day: Hot Pink Squirrels
Carolyn Wilke | Feb 15, 2019
Under UV light, flying squirrels give off a rosy glow.
Image of the Day: Geckos on the Run
Image of the Day: Geckos on the Run
Carolyn Wilke | Dec 7, 2018
Surface slapping and side-to-side swinging let geckos sprint across water.
Trump Administration Plans to Eliminate USGS’s Biological Survey Unit
Trump Administration Plans to Eliminate USGS’s Biological Survey Unit
Diana Kwon | Feb 26, 2018
The agency is also poised to end a 50-year effort to restore endangered whooping crane populations.