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Hunting Regulations Shape Brown Bears’ Care for Cubs
Hunting Regulations Shape Brown Bears’ Care for Cubs
Scandinavian mother bears gain a survival advantage by weaning their babies later than normal, analysis of a 30-year dataset suggests.
Hunting Regulations Shape Brown Bears’ Care for Cubs
Hunting Regulations Shape Brown Bears’ Care for Cubs

Scandinavian mother bears gain a survival advantage by weaning their babies later than normal, analysis of a 30-year dataset suggests.

Scandinavian mother bears gain a survival advantage by weaning their babies later than normal, analysis of a 30-year dataset suggests.

BPTW, ecology
New Caledonian Crows Build Tools From Mental Images, Not Lessons
New Caledonian Crows Build Tools From Mental Images, Not Lessons
Sukanya Charuchandra | Jun 29, 2018
When it comes to tool making, the birds learn differently than humans.
Image of the Day: Ray of Light
Image of the Day: Ray of Light
Sukanya Charuchandra | Jun 22, 2018
The discovery of the world’s first known manta ray nursery will offer a glimpse into the animals’ juvenile stage.
Image of the Day: Performance Anxiety
Image of the Day: Performance Anxiety
Sukanya Charuchandra | Jun 21, 2018
In the presence of competition, archerfish become more hesitant but accurate shooters.
Image of the Day: Snacking on Snails
Image of the Day: Snacking on Snails
Sukanya Charuchandra | Jun 20, 2018
Five newly identified species of snakes suck the mollusks right out of their shells.  
Image of the Day: Landing Blows
Image of the Day: Landing Blows
Sukanya Charuchandra | Jun 18, 2018
The smashing mantis shrimp is strategic in its attack on sea snails.  
Africa’s Oldest Baobab Trees Are Dying Suddenly
Africa’s Oldest Baobab Trees Are Dying Suddenly
Catherine Offord | Jun 12, 2018
Although more evidence is needed to pin down a cause, researchers suspect that climate change is to blame.
After Relocation, an Endangered Species Stops Avoiding Predator Scents
After Relocation, an Endangered Species Stops Avoiding Predator Scents
Abby Olena | Jun 6, 2018
Researchers find that conserving marsupials on a predator-free island dampens their avoidance behaviors, which could mean trouble for their reintroduction to mainland Australia.
Productivity Paradox
Productivity Paradox
Jim Daley | Jun 1, 2018
During the last ice age, there wasn’t much plant matter to eat on northern steppes, but herbivorous woolly mammoths were abundant. How did they survive?
Surveying Biodiversity with Leeches
Surveying Biodiversity with Leeches
Diana Kwon | Jun 1, 2018
Scientists are searching for signatures of mammals within the blood meals of the invertebrates.