Are biologists asking the wrong questions on climate change?
Could species be vulnerable to the effects of climate change at temperatures lower than biologists currently think? That’s the question a team of scientists is ...
reproduction
Breakthrough provides hope for northern white rhino
For the functionally extinct northern white rhinoceros (Ceratotherium simum cottoni), there may be some hope. Although just two females of these rhinos remain, ...
Birds breed better when they ‘float’ through bad times
Many bird populations include perplexing young males who choose not to settle down and breed. Instead, they “float” through the breeding season without a ...
Cubs stay with their mothers longer to avoid hunters
For brown bear cubs, it pays to be a mama’s boy or girl. Researchers recently found that brown bear (Ursus arctos) cubs in south-central Sweden stay with their ...
Endangered Mexican sea turtles at risk of bycatch
On a Baja California Peninsula beach, sometimes over 1,000 sea turtles a year unexpectedly wash up dead because local fishermen incidentally entangle them offshore. ...
JWM: Winter conditions stress pronghorn the next summer
The Red Desert of south-central Wyoming has long been known for robust pronghorn populations, but in the last two decades, herds have diminished up to 30 percent. ...
Moisture, not just temperature, may skew sea turtle sex
As the global climate warms, sea turtle clutches from Australia to the United States are becoming increasingly female, raising concerns about the propagation and ...
Stress from oil and gas noise causes birds to ‘dial down’
The constant noise at oil and gas sites creates ongoing stress for birds, prompting them to “dial down” their stress response to deal with the incessant sound, ...
Trophy hunting may imperil species already at risk
A group of researchers is calling for “extreme care” in managing trophy hunting after finding that the harvest of males that hunters worldwide choose could ...
Puffins with longer migrations have trouble breeding
With their bright beaks and crescent-shaped eyes, puffins are adored by animal lovers, but the pint-sized seabirds have been something of a mystery to scientists. ...