Sentences with phrase «grasshopper mice»

How will the vaccine affect the deer mice, grasshopper mice and ground squirrels that share common areas with prairie dogs, and likely will consume the vaccine baits?

But in grasshopper mice, Nav1.8 comes to the rescue with a neat trick: It shuts down in the presence of bark scorpion venom.

But as you can see in the video above, grasshopper mice routinely kill and eat bark scorpions, blissfully munching away even as their prey sting them repeatedly (and sometimes right in the face).

She speculates that grasshopper mice evolved their resistance to bark scorpion venom so that they could eat the arthropods, which are abundant in the Arizona desert where the mice live.

Now, scientists have discovered why the grasshopper mice don't react to bark scorpion stings: They simply don't feel them.

But when she injected the same venom into grasshopper mice, they licked their paws for just a few seconds and then went about their business, apparently unfazed.

Evolutionary neurobiologist Ashlee Rowe of Michigan State University in East Lansing has been studying the grasshopper mice's apparent superpower since she was in graduate school.

In a petri dish, Rowe and colleagues could tell that the bark scorpion venom works by targeting Nav1.7 in cells from lab mice and grasshopper mice.

«It affects different hosts, including rats, prairie dogs and grasshopper mice.

Throughout their study, Salkeld and Antolin found that grasshopper mice and coyotes that scavenge plague - killed prairie dogs can speed transmission of the disease by spreading the disease - carrying fleas.

Grasshopper mice have a mutation in protein Nav1.8 that prevents this signal from reaching the brain.

The hairs of the Mexican blonde tarantula, for instance, are adapted to irritate only the nasal passages of the grasshopper mouse — a job they do so well that they can kill the rodent.

This isn't a horror movie but a day in the life of the southern grasshopper mouse (Onychomys torridus, pictured), North America's only carnivorous mouse.

Watch an adult, a sub-adult and a juvenile grasshopper mouse attack, kill and consume a bark scorpion

To find out what was going on, she and her team decided to determine how the venom affects the grasshopper mouse's nervous system, in particular the parts responsible for sensing pain.

Not exact matches

They were able to identify mice, grasshoppers, and grass seeds from the 151,000 DNA sequences generated from samples of the birds» intestines, they report online today in Investigative Genetics.

Animals as varied as grasshoppers and mice build their bodies by assembling repetitive pieces during embryonic development.

For cats, variety is the spice of life, and left to their own devices they might lunch on a finch or a chickadee one day, and enjoy a mouse, a grasshopper, or even a rabbit the next.