Search results for Salamander

Ecology Aug 14, 2019

Federal agency to consider protections for lake sturgeon

The U.S. Fish and Wildlife Service says it will consider whether to list the lake sturgeon as an endangered or threatened species.

Plants & Animals Jul 30, 2019

Electrifying insights into how bodies form

At first glance, Mike Levin's lab looks like any standard biology lab with its shelves of petri dishes containing small, brown, semitransparent flatworms called planaria, one of the organisms his lab studies. Look more closely ...

Evolution Jul 29, 2019

Fish reveal limb-regeneration secrets

What can fish teach scientists about limb regeneration? Quite a bit, as it turns out.

Plants & Animals Jul 12, 2019

Why you shouldn't kill your friendly neighborhood spiders

When that itsy-bitsy spider climbs up the spout, resist the urge to stomp it out—even if it makes your skin crawl.

Ecology Jul 9, 2019

US wants to dump 1.5 tons of rat poison pellets on Farallon Islands: Biologists say it's for the best

For most humans, life on these jagged islands off the coast of San Francisco would be a nightmare: Waves lash the shore with treacherous force, the stench of guano fills the air, and the screech of seagulls is so loud that ...

Ecology Jul 8, 2019

Bioaccumulation of methylmercury in wood frogs and spotted salamanders in Vermont vernal pools

Mercury (Hg), and its more biologically available form, methylmercury (MeHg), are powerful neurotoxins that impact development and function of the central nervous system. The Northeast is considered a mercury "hotspot," due ...

Evolution Jul 2, 2019

The secret of mushroom colors

The fly agaric with its red hat is perhaps the most evocative of the diverse and variously colored mushroom species. Hitherto, the purpose of these colors was shrouded in mystery. Researchers at the Technical University of ...

Ecology Jun 13, 2019

Environmental oxygen triggers loss of webbed digits

Free fingers have many obvious advantages on land, such as in locomotion and grasping, while webbed fingers are typical of aquatic or gliding animals. But both amphibians and amniotes—which include mammals, reptiles, and ...

Ecology Jun 8, 2019

Researchers discover meat-eating plant in Ontario, Canada

Call it the "Little Bog of Horrors." In what is believed to be a first for North America, biologists at the University of Guelph have discovered that meat-eating pitcher plants in Ontario's Algonquin Park wetlands consume ...

Ecology May 22, 2019

The extinction crisis is 'unprecedented in human history'

A recent landmark United Nations report delivered an alarming assessment of the fate of animal life and biodiversity on Earth. According to the authors—145 experts from fifty countries—up to 1 million species are threatened ...

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