Endangered Species

Footprints and dung are often the only evidence of their route.

Saving Mali's Migratory Elephants

A new photo library of West Africa's desert elephants is helping researchers track the dwindling herd and protect their imperiled migration routes.

Bison do roam, up to tens of miles per day. Their ranging and even wallowing habits can shape plant and animal life on the prairie.

Back Home On The Range

When a group of Native Americans took up bison ranching, they brought a prairie back to life

Greer's efforts have led to the arrest of 20 poachers (rangers apprehend a suspect in Dzanga-Ndoki National Park). Still, hunters continue to slaughter western lowland gorillas in the Congo basin.

Stop the Carnage

A pistol-packing American scientist puts his life on the line to reduce "the most serious threat to African wildlife"—

Fighting For Foxes

A disastrous chain of events nearly wiped out California's diminutive island fox. Scientists hope it's not too late to undo the damage

Chestnutty

Wielding cutting-edge science and lots of patience. James Hill Craddock hopes to restore the ravaged American chestnut tree to its former glory

Converting the Magazine Mine, above (Bat Conservation International's Sheryl Ducummon, the Forest Service's Ray Smith and UNIMIN's Siebert Crowley in 1996), cost $130,000.

A Mine of Its Own

Where miners used to dig, an endangered bat now flourishes, highlighting a new use for abandoned mineral sites

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Saving the Music Tree

Artists and instrument makers have banded together to rescue Brazil's imperiled pernambuco, the source of bows for violins, violas and cellos

Some boaters complain of too many manatees. But biologists (such as Cathy Beck, with some of the 100,000 manatee photos in the U.S.G.S.'s archive) say there may be too few.

Fury Over a Gentle Giant

Floridians raise a ruckus over manatees as biologists weigh prospects for the endangered species' survival

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To Catch A Thief

When biologists study food theft among endangered roseate terns, they find that crime most definitely pays

Having stopped a mother bear with a tranquilizer dart shot from the helicopter, Derocher (with Andersen, left, and Instanes, on Spitsbergen Island) tethers the cubs and takes tissue samples to gauge the mother's exposure to industrial chemicals like PCBs.

Bear Trouble

Only hundreds of miles from the North Pole, industrial chemicals threaten the Arctic's greatest predator

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Requiem for a Heavyweight

Science meets shamanism at a gathering to ponder the fate of the Pacific Ocean leatherback

Kakapos eat many fruits but particularly enjoy rimu fruit, which seems to encourage breeding.

Going to Extremes

Without the extraordinary dedication of a few conservationists, New Zealand's kakapo would likely have gone the way of the dodo

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Not a Lot of Ocelots

Once thought to have vanished from North America victims of hunting and habitat loss the cats maintain a slender pawhold in the thickets of South Texas

Canadian biologist Pierre D'Amours surveys rivers (here the Restigouche in New Brunswick) to learn what is responsible for the dwindling population of Atlantic salmon.

Lost at Sea

What's killing the great Atlantic salmon?

"Tigers living in a healthy jungle, Seidensticker concludes, don't have to eat people."

Tiger Tracks

Revisiting his old haunts in Nepal, the author looks for tigers and finds a clever new strategy for saving them

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Something's Fishy

Scientists are trying to fathom why Hawaii's fish population is declining

Hawaiian monk seal

A Glimmer of Hope in The Sunset

Wayne Sentman on the extremely endangered Hawaiian monk seal

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Dear Smitty

Author Timothy Foote tells our travel editor, Smitty, a yarn about how his respect for the albatross soared and has continued to soar since his visit

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Sage Grouse Strut Their Stuff

The star of one of nature's most spectacular spring shows is losing ground and may be headed for the federal Endangered Species List

Coyote Creek

A Creek Defies the Odds

Thanks to 300 volunteers, steelhead are back again, despite highways, offices and a campus

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