Wood turtles have likely lost more than half of their suitable habitat over the last century and a half. Habitat changes from urbanization and agriculture have caused researchers to become concerned about the species. In …
Human-created structures like windmills and telephone poles are giving crows and ravens a place to nest, enabling them to colonize treeless areas where they prey on young, endangered Karoo dwarf tortoises in South Africa. Those …
Researchers have often wondered whether albino prey may be more susceptible to predation—especially in cases where the prey relies on certain color patterns to camouflage better with their surroundings. But new experiments show that albino …
Invasive brown anoles might outcompete their native cousins in the southeastern U.S. merely by living more densely. Brown anoles (Anolis sagrei) inadvertently came to Florida in the 1800s by tagging along on cargo shipments. Since …
Kristen Hart has been surveying a number of nesting loggerhead sea turtle populations for years. Like most turtle ecologists, she knows that the females don’t typically start nesting unless they are at least 87 centimeters …
Most of the islands in the Gulf of California are uninhabited, but for generations, a fishing family has lived on El Pardito Island in the southwestern end near La Paz. They used to earn part …
Endangered leopard lizards in central California rely on habitat features created by another endangered species—giant kangaroo rats. Blunt-nosed leopard lizards (Gambelia sila) are only found in California’s San Joaquin Valley, where there’s heavy agricultural use. …
Eastern fence lizards may be eating their way to immunity from invasive ant venom in the Southeastern United States. Red imported fire ants (Solenopsis invicta) were first introduced to states like Alabama 70 to 80 …
Surveying and monitoring endangered lizards can be difficult. The species tend to be cryptic. Permits are hard to come by. And biologists often try to avoid disturbing the lizards while they’re tracking them. Researchers presenting …
Cameras tuned to detect near-infrared wavelengths can help wildlife managers and others hunt down invasive Burmese pythons. A new study published recently in Applied Optics shows that near-infrared spectrum cameras operated particularly well at night, …
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