Scientists think the European eel spawns thousands of miles away in the Sargasso Sea – but no one has ever seen an eel there.
A valuable harvest.
American ginseng, a slow-growing native plant long used in traditional medicine, was abundant in colonial times. Now illegal harvesting and other stresses are pushing it close to extinction.
Will this make my tummy hurt?
Pandas are bears – but two million years ago they stopped eating meat. Their digestive systems have not yet adapted, though. Do upset stomachs make panda pregnancy more difficult?
The Fat-tailed Dunnart is found in box gum grassy woodland.
There's rarely good news in conservation - but we've been studying a program that actually works.
The grizzly, or brown, bear in the Greater Yellowstone Ecosystem is posed to lose protections under the Endangered Species Act.
Jim Peaco, Yellowstone National Park
The grizzly bear of Yellowstone is expected to be delisted from the Endangered Species Act. But a survey of grizzly bear researchers finds flaws in how wildlife experts evaluate scientific data.
Worth crowing about? Birds that can problem-solve do best in cities.
Why are our cities full of crows, ravens and rainbow lorikeets, while other species decline? The answer comes down to street smarts, adaptability, and sometimes plain bullying.
QUT researcher Kerrie Mengersen with hardware used to capture Amazon footage.
Virtual reality is enabling researchers to get first hand experience of remote environments, helping them make better decisions about their conservation.
DNA analysis reveals that there are three populations of Antarctic blue whales.
Paula Olson, courtesy of IWC
Antarctica's blue whales all feed in the same place. But a new genetic analysis suggests they are actually three separate populations that breed in different parts of the globe.
Curiosity saved the butterfly.
Sometimes pure curiosity driven research can yield wondrous knowledge and practical benefits, as was the case with the large blue butterfly.
Chinese dolphins: sadly, not in the pink.
These unusual and endangered creatures now face a new threat.
Australia’s environment protection laws only protect endangered species or ones in national parks.
The government is set to restrict green groups' right to challenge environmental approvals in court. But the law isn't doing its job in protecting Australia's plants and animals anyway.
An icon, and perhaps casualty, of California’s contentious water policies.
US Fish & Wildlife Service
The Endangered Species Act may stave off extinction for the Delta smelt in California, but will it help this threatened fish – or any other at-risk species – recover and thrive again?
Humpback whale populations have leapt on both Australia’s east and west coasts.
Ari S. Friedlaender (under NMFS permit)
Chalk it up as a rare conservation win: humpback whales have bounced back so strongly since the whaling era that there is no longer a need to include them on Australia's official threatened species list.
Sensationalized shark attacks skew the facts.
'Shark' via www.shutterstock.com
Millions tune in to Shark Week each year, but many walk away with the wrong impressions.
Regional Forest Agreements were supposed to give certainty to both loggers and conservationists. But they haven’t.
The 20-year-old agreements that are supposed to safeguard much of Australia's forests, are not working. Now they are up for renewal, and it's time for a complete rethink, writes David Lindenmayer.
Hefty problem: a local council was left with a huge clean-up bill after a dead whale washed up in Perth last year.
AAP Image/City of Stirling
Dead whales can cost beachside ratepayers a lot to clean up. The alternative is to tow them away before they wash up - but the legal question of who does the job is far more complex than it sounds.
The quoll, one of the mammal species that calls Kakadu home.
Kakadu National Park in Australia’s tropical north is one of the world’s premier conservation reserves. However, it is partly failing in one of its principal purposes. The past two to three decades have…
Zoos provide succor for species having a tough time of it in the wild.
B. A. Minteer
Today, many zoos promote the protection of biodiversity as a significant part of their mission. As conservation “arks” for endangered species and, increasingly, as leaders in field conservation projects…
The Amur tiger, like its cousin the Amur leopard, is among the world’s rarest cats.
The Amur tiger (Panthera tigris ssp. altaica), also known as the Siberian Tiger, is among the world’s rarest and most endangered cat species. The largest and northernmost tiger, it is believed only around…
US TV presenter Milissa Bachman caused a stir with this pic, but she is one of many trophy hunters.
There has been a huge increase in attention recently to the problem of wildlife poaching, mostly from the stream of grisly stories from Africa about rhino and elephants illegally killed for their horn…