Wildlife Populations Have Shrunk by 60 Percent Since 1970
Wildlife Populations Have Shrunk by 60 Percent Since 1970
A new report finds the decline in vertebrate abundance over the past four decades is most severe in South and Central America.
Wildlife Populations Have Shrunk by 60 Percent Since 1970
Wildlife Populations Have Shrunk by 60 Percent Since 1970

A new report finds the decline in vertebrate abundance over the past four decades is most severe in South and Central America.

A new report finds the decline in vertebrate abundance over the past four decades is most severe in South and Central America.

wildlife biology
Infographic: Choosing the Right Umbrella
Infographic: Choosing the Right Umbrella
Amy Lewis | Aug 1, 2018
Researchers must consider the entire ecosystem when planning conservation strategies.
Newly Described Salamander Species Nearly Extinct
Newly Described Salamander Species Nearly Extinct
Sukanya Charuchandra | May 21, 2018
The Chinese giant salamander is not one but five different species.
Image of the Day: Hammerhead
Image of the Day: Hammerhead
The Scientist Staff | May 21, 2018
This hammer-headed fruit bat is wearing a GPS tracker deployed by researchers with the Wildlife Conservation Society.
The Breeds of Guard Dogs that Best Protect Livestock: Study
The Breeds of Guard Dogs that Best Protect Livestock: Study
Jim Daley | Mar 12, 2018
Preliminary results from a USDA study reveal that imported guard dogs outperform those traditionally used in the U.S. to fend off wolves and coyotes.
Science Behind Hunting Quotas Unavailable: Study
Science Behind Hunting Quotas Unavailable: Study
Ruth Williams | Mar 7, 2018
A large-scale survey of wild game regulations in North America finds science-based policies lacking, and poor transparency on the part of agencies may contribute.  
Social Dominance Comes At a Cost
Social Dominance Comes At a Cost
Richard Kemeny | Mar 5, 2018
Dominant male mammals are particularly at risk of infection by parasites.
Paradise Regained: How the Palmyra Atoll Got Rid of Invasive Mosquitoes
Paradise Regained: How the Palmyra Atoll Got Rid of Invasive Mosquitoes
Ruth Williams | Feb 28, 2018
The elimination of the biting pests was an added bonus after researchers unleashed a rat-eradication endeavor on the tiny islands.  
California’s Owls Being Exposed to Rat Poison
California’s Owls Being Exposed to Rat Poison
Catherine Offord | Jan 14, 2018
Researchers suspect the source of the toxins may be some of the state’s 50,000 or so marijuana farms.
Do Pathogens Gain Virulence as Hosts Become More Resistant?
Do Pathogens Gain Virulence as Hosts Become More Resistant?
Andrew F. Read and Peter J. Kerr | Oct 1, 2017
Emerging infections provide clues about how pathogens might evolve when farm animals are protected from infection.