All Stories by Sarah Zielinski
- Animals
Parasites help brine shrimp survive toxic waters
When brine shrimp are infected with tapeworms, the tiny aquatic organisms survive better in warm waters and in those laced with toxic arsenic.
- Animals
How killing wolves to protect livestock may backfire
Lone wolves are more likely to prey on goats and other livestock than are wolves living in packs, a new study finds.
- Oceans
Protected coral reefs may not be the ones that need protection
A new study finds that more than half of the world’s coral reefs site within a half-hour of a human settlement. But those that are protected tend to be far away.
- Animals
Tiger protection in Thailand produces results
Despite good efforts, the goal of doubling the global tiger population by 2022 looks impossible.
- Animals
Invasive toads will probably overrun Madagascar
A new report finds that eradicating invasive Asian toads before they overtake all of Madagascar is “not currently feasible.”
- Animals
Without a ban on trade in old ivory, elephant killing continues
Samuel Wasser has been working to track down where poached ivory comes from. But to stop the killing, he says, a ban on the ivory trade is necessary.
- Animals
Slow-moving nurse sharks have a metabolism to match
The nurse shark has the slowest metabolism of any shark measured so far, a new study finds.
- Animals
Africa’s poison arrow beetles are key in traditional hunting method
In the Kalahari of Namibia, some San people still hunt with a traditional method — arrows laced with poison taken from beetle larvae.
- Animals
Microbes may help bears stay healthy when fat for hibernation
Brown bears fatten up for hibernation without suffering from weight-related problems. A new study shows that their gut microbes may help.
- Animals
Purpose of zebra stripes remains a mystery
Zebra stripes don’t help the animals disappear in the vision of predators, a new study finds.
- Animals
Feral dogs take a bite out of Andean wildlife
A survey of a remote park in Ecuador finds feral dogs are a problem for many species of native mammals.
- Animals
Climate change may be deadly for snowshoe hares
The mismatch between coat color and the landscape can be deadly for a snowshoe hare.
