ADVERTISEMENT
  About the SA Blog Network

Posts Tagged "endangered species"

Expeditions

Call of the Orangutan: A Camera Trap Menagerie

elephants 1

In order to get more information about the forest here at the Sikundur research station in North Sumatra, I’ve set up four camera traps, which I’m using to get a better look at the wildlife around the site. The traps have been so successful in such a short time period that together with another graduate [...]

Keep reading »
Extinction Countdown

In Limbo Since 1991, the Oregon Spotted Frog Finally Gets Protected Status

Oregon spotted frog sq

It only took 23 years but the Oregon spotted frog (Rana pretiosa) has finally gained protection under the U.S. Endangered Species Act. The small, aquatic frogs—which only reach about 100 millimeters in length—have been considered candidates for protected status since 1991. The species has probably already disappeared from its former range in California and in [...]

Keep reading »
Extinction Countdown

Can You Guess Which Country Has the Most Endangered Species?

globes

We’re number two! The United States is home to 1,278 species at risk of extinction — the second-highest count worldwide — according to the latest update of the International Union for Conservation of Nature’s Red List of Threatened Species. The update, released last week, brings the total number of species that have been assessed for [...]

Keep reading »
Extinction Countdown

Endangered Species Success Stories: How Many More Are We Likely to See?

bald eagle

Look back on the last year of Extinction Countdown and you won’t find that many endangered species success stories. Oh, sure, they’re there, but you have to look for them. For every Kihansi spray toad that is saved from extinction you have a dozen species like the Mangarahara cichlid, which is down to its last [...]

Keep reading »
Extinction Countdown

Film Fakery: Does Shark Week Harm Conservation Efforts?

great white shark

Great White Serial Killer. World’s Deadliest Sharks. I Escaped Jaws. Sharkpocalypse. These are just a few of the programs airing this week during the Discovery Channel’s annual Shark Week and NatGeo Wild’s new copycat, Sharkfest. Undoubtedly these programs will attract their usual massive ratings, but they may be guilty of the same kinds of film [...]

Keep reading »
Extinction Countdown

Cost to Prevent All Future Extinctions: $11 per Person?

forest owlet

A global effort to prevent all future species extinctions would cost about $80 billion a year, or $11.42 annually from every person on the planet, according to a study published last week in Science. The study, released in conjunction with eleventh meeting of the Convention on Biological Diversity (CBD) currently underway in Hyderabad, India, is [...]

Keep reading »
Extinction Countdown

Extinction Countdown: Your Turn

Today marks the one-year anniversary of the Scientific American Blog Network (which this blog preceded by a few years), so instead of our usual news coverage we’re all marking the occasion by asking to hear more about you. Please drop on down into the comments section on this page and tell us a little bit [...]

Keep reading »
Extinction Countdown

Western Black Rhino Extinct and Other Updates from the Brink

western black rhino extinct

Just two weeks after the World Wildlife Fund declared the Vietnam Javan rhinoceros (Rhinoceros sondaicus annamiticus) extinct comes the announcement of another rhino extinction, this time the western black rhino (Diceros bicornis longipes) of Africa. The declaration came last week from the International Union for Conservation of Nature and Natural Resources (IUCN) as part of [...]

Keep reading »
Extinction Countdown

Should Gay, Endangered Penguins Be Forced to Mate?

African penguins

What do you do when a species is rapidly disappearing in the wild and two of its most likely in-captivity studs decide to cuddle with each other instead of with eligible bachelorettes? That’s the problem Toronto Zoo is encountering this week as two endangered male African penguins (Spheniscus demersus) recently brought to the zoo for [...]

Keep reading »
Extinction Countdown

Please Don’t Feed the Endangered Eagles?

It’s a fairly common practice to help certain endangered species in the wild by providing them with extra food or prey. But could these activities actually end up harming the very species conservationists are trying to help? Researchers from Spain’s National Museum of Natural Sciences, the Doñana Biological Station and GIR Diagnostics asked that question [...]

Keep reading »
Extinction Countdown

Hellbender Salamander Gets Endangered Species Designation, but No Habitat Protection—and That May Be a Good Thing

The U.S. Fish and Wildlife Service (FWS) this week granted the Ozark hellbender (Cryptobranchus alleganiensis bishopi) protection under the Endangered Species Act (ESA) but made the unusual decision not to declare critical habitat for the rare, giant salamanders because, it said, doing so could open it to threats from those who would illegally collect the [...]

Keep reading »
Guest Blog

The Ferret Hunters

Extinction, as any child in elementary school knows, is forever—never again shall we see the likes of the dodo, Tasmanian tiger, or passenger pigeon. Once every individual of a species is dead, there is no coming back. Extinction is too often a sad and familiar tale of humans changing a habitat for their needs, while [...]

Keep reading »
Observations

Spooky new spider weaves monster webs

big spider web weaver

One of the largest orb-weaving spiders had remained hidden from entomologists in plain sight. The new species of giant golden orb weaver (Nephila komaci), which builds meter-wide webs, entangled a doctoral student who stumbled upon a specimen in a museum collection. "It was surprising to find a giant female Nephila from South Africa in the [...]

Keep reading »
Plugged In

Update on the Bastrop, TX fires

Quick update on the Bastrop, TX fires. According to local news outlets, the wildfires are 70 percent contained. Of the 34,000 acres burned by the wildfire, 6,400 acres were in Bastrop State Park. In addition to the many homes lost or damaged by the fires, two historic Civilian Conservation Corp (CCC) structures have been damaged. [...]

Keep reading »
Running Ponies

Meet the Ten Most Endangered and Distinctive Birds in the World

christmas-island-frigate-bird-featurd.jpg

The world’s 100 most endangered and unique birds have been ranked in a newly published study, and the list includes a corpse-eater with legendary skills of decapitation, a shameless self-inflator, and the world’s heftiest parrot. Conducted by a team from Yale University, Simon Fraser University, and the Zoological Society of London, the study analyses where [...]

Keep reading »

More from Scientific American

Scientific American Holiday Sale

Black Friday/Cyber Monday Blow-Out Sale

Enter code:
HOLIDAY 2014
at checkout

Get 20% off now! >

X

Email this Article

X