Sentences with phrase «predator attacks»

This lifestyle offers many benefits to individuals by increasing protection against predator attacks.

This shield would have helped protect the animal from predators attacking from below, something that low - slung terrestrial residents don't have to worry about, Rieppel says.

We've only just discovered that many stonefish can flip out a spiny bone in their faces when predators attack, in addition to having highly venomous spines

These social moms are more docile than other spiders — they are less responsive to prey in their webs and more fearful in simulated predator attacks — but this mellow attitude comes with a cost.

Now, new research shows that the lines running along the body of the five - lined skink — and similar color patterns in lizards around the world — may also redirect predator attacks by making the lizards appear slower than they actually are.

Mimicked predator attacks also showed the dominant species adopted riskier behavior in higher - acidity water, fleeing shorter distances than the fish in water with normal acidity.

A new study from The Auk: Ornithological Advances explores how Poland's cavity - nesting Marsh Tits deal with predator attacks and finds that while tactics such as small entrances and solid walls do help, adaptations like this can only take the birds so far.

Prey reduced their perception of threat under both stressors individually and when combined, and this coincided with reduced predator attack distances and attack speeds.

The predator deterrence hypothesis suggests that cantharidin would make great bustards appear toxic to their predators, thus helping them to avoid predator attacks, as suggested for the spur - winged goose Plectropterus gambensis, an African bird that also eats blister beetles [19].

We also found that some of the moose were killed in areas where medium - sized trees were moderately dense, which may have prevented moose from swinging around quickly to fend off predators attacking from the rear or side.»

When predators attack, blennies on Pacific coral reefs bite back with a venom that makes the attackers so dizzy that they open their mouths to let the prey out

First, when humans» ancestors descended from the trees to sleep on the ground, individuals probably had to spend more time awake to guard against predator attacks.

There is no need for these animals to even fear a predator attack, so these animals do not need to attempt to erase the evidence of their birth.

«You can either hang out with a load of guppies, and every time these predators attack, you're unlikely to be the one that gets eaten.

To see if the sugary morsel could also help bees bounce back from a negative experience, the researchers mimicked a predator attack by gently squeezing 35 insects in a trap before releasing them.

This is the first direct evidence that private communication makes a difference for both mate choice and predator attacks, says evolutionary biologist John Endler of the University of California, Santa Barbara: «The paper is excellent.»

Now, movements in the grass could signal a predator attack, whereas the breeze in the trees is probably just the wind.

Tracks from the site showed that the predators attacked from above, moving alongside to use their many legs for more effective grappling of their prey.

Research conducted by Dr Bill Dew at the University of Lethbridge in Canada looked for the first time at the effect of the metal contaminants nickel and copper on specific fish olfactory sensory neurons, and how these affect the fish's ability to detect and swim away from an odour released by other fish of the same species (conspecifics) when a predator attack takes place.

In another test involving a simulated predator attack, the sugar - addled bees showed the same optimism bias.

What's more, the study, led by a team at the University of Queensland in Australia, says that CO2 released in the course of coral death not only raises temperatures but also makes the water acidic, leaving the reefs brittle and vulnerable to predator attack.

«We wanted to make sure we were really challenging the animal with something that was like a predator attack,» Card says.

The flower mimics the chemical signals, or pheromones, released by alarmed western honeybees (Apis mellifera) during a predator attack.

Then the predators attack, then the vultures, then the flies.

It's not clear why a conquering male might refrain from destroying existing eggs, although they might offer eggs fertilised by the new male a better chance of survival if a predator attacks the nest.

Having the extra eggs might mean their own are more likely to survive if a predator attacks the nest.

However, this stunning coat isn't just for looks, as it helps to keep the dog safe from predator attacks.

That reduces the risk of infection, fights, predator attacks, and vehicle accidents.

The small, helpless pup knows at this stage in life, he is vulnerable to a predator attack without the security of his den and mother.

In a world where bobcat and predator attacks are on the increase because they have done so well, there are going to be times when some of them are going to be killed to prevent future tragedies.