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Animals reduce the symmetry of their markings to improve camouflage

6 days ago

Some forms of camouflage have evolved in animals to exploit a loophole in the way predators perceive their…
Protecting two key regions in Belize could save threatened jaguar, say scientists

January 7, 2020

Scientists studying one of the largest populations of jaguars in Central Belize have identified several wildlife corridors that…
Easy prey: The largest bears in the world use small streams to fatten up on salmon

December 23, 2019

It’s a familiar scene to anyone who’s watched footage of brown bears catching sockeye salmon in Alaska: They’re…
Resident orcas’ appetite likely reason for decline of big Chinook salmon

December 20, 2019

Killer whales prefer to eat only the biggest, juiciest Chinook salmon they can find. The larger the fish,…
Bite marks in fossils reveal demise of our early relatives

December 19, 2019

New fossil data show that our fishy ancestors may have risen to dominance by becoming predators of their…
Tweaking the approach to save the desert tortoise

December 11, 2019

Researchers raising them in captivity until they are less vulnerable to predators. “Increase the size, increase the survival”…
Predators and hidey-holes are good for coral reef fish populations

October 9, 2019

New NSF-funded research by NC State scientists highlights two factors that play critical roles in supporting reef fish populations, and…
Separate polarisation and brightness channels give crabs the edge over predators

August 23, 2019

Fiddler crabs see the polarisation of light and this gives them the edge when it comes to spotting…
Relationship between predators, prey is complicated

August 8, 2019

When we think about the relationship between predators and prey, it’s usually pretty simple: The hunted try to…
How do new predators change an ecosystem? Watch the prey!

June 11, 2019

Invading predators can devastate an ecosystem. In fact, a leading cause of extinction is the introduction of predators…
New model predicts impact of invasive lionfish predators

June 7, 2019

A new model is providing insight into the impact of a venomous predatory fish that has invaded more…
To study invasive predators, watch the prey

June 7, 2019

Invading predators can devastate an ecosystem. In fact, a leading cause of extinction is the introduction of predators…
Catfish use complex coordination to catch prey

April 24, 2019

Using a powerful X-ray imaging system, Brown University scientists found that catfish move joints throughout their head in…
Computer games for fish uncover why some prey lead and others follow

April 16, 2019

For the first time, researchers have shed new light on the evolution of different social roles within animal…
‘Nightmarish’ antlions’ spiral digging techniques create effective and deadly traps

March 28, 2019

A team of biologists and physicists, led by the University of Bristol, have uncovered new insights into how…
Return of the wolves: How deer escape tactics help save their lives

March 6, 2019

As gray wolves continue to make a strong comeback in Washington state, their presence can’t help but impact…
‘Seeing’ tails help sea snakes avoid predators

February 20, 2019

New research has revealed the fascinating adaptation of some Australian sea snakes that helps protect their vulnerable paddle-shaped…
Deaf moth evolves sound-production as a warning to outwit its predator

February 14, 2019

A genus of deaf moth has evolved to develop an extraordinary sound-producing structure in its wings to evade…
Flashing lights protect livestock in Chile — by deterring pumas

January 4, 2019

In the United States, some ranchers worry about wolf attacks on their livestock as the native predator is…
Predators drive Nemo’s relationship with an unlikely friend

November 29, 2018

Predators have been identified as the shaping force behind mutually beneficial relationships between species such as clownfish and…
Insect karate. Image credit: Catania Lab via YouTube (video screenshot)
Karate kicks keep cockroaches from becoming zombies, wasp chow

November 8, 2018

Rick Grimes has nothing on the humble American cockroach when it comes to avoiding zombification. Far from being…
Aspen is making a comeback in and around Yellowstone National Park, because of predators

September 5, 2018

The reintroduction of wolves into Yellowstone National Park is tied to the recovery of aspen in areas around…
Study finds Nemo’s bright colours protect it from predators

July 25, 2018

The colourful stripes of coral reef-dwelling clownfish may serve to warn predators about their poisonous anemone hosts, according…
Researchers net crucial estimate of white shark survival

July 23, 2018

It helped marine biologists better understand the migration patterns of sharks and other sea-dwelling creatures. But like the…
Sharks missing from most tropical coral reefs

June 21, 2018

Sharks are missing from most coral reefs near where humans are fishing – even in protected areas. This…
Why so blue? New research sheds light on why our iconic blue-tongue lizards have such colourful tongues

June 18, 2018

A new study by researchers at Macquarie University has shed light on why blue tongue lizards have such…
Male guppies grow larger brains in response to predator exposure

June 11, 2018

Male guppies exposed to predators in the wild or in captivity have heavier brains than those living in…
Lifting the economy on hawks’ wings

May 23, 2018

America’s smallest raptor, the American kestrel, can boost economies in Michigan and other fruit-growing states, new research shows.…
Giraffes surprise biologists yet again

May 21, 2018

It is commonly accepted that group sizes of animals increase when there is a risk of predation, since…
The complex nature of the food chain – removing big predators does not protect the birds

May 16, 2018

Humans always want to protect the weaker. When we see a situation in which animals are in danger,…
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