1. Vampire bats give blood to unrelated vampire bats for several reasons. Among the reasons are the cost sharing of blood, the benefit of sharing blood and the probability that the bats that were given blood will in turn reciprocate and give blood to other bats at a later date. The cooperative equilibria in blood sharing among bats means that the sharing of blood will occur if the benefits of sharing blood multiplied by the probability that blood sharing will be beneficial in the future is greater than the cost of sharing blood. If a bat shares blood with another bat (even an unrelated bat), the bat that is the recipient is expected to donate blood to other bats at a larger rate than it received at a later time.
A donor bat will give blood to a bat that has not had a meal so that this bat can have the opportunity to hunt again, giving an increased chance that it will reciprocate to another bat that has not had a meal, enabling the roost to maintain survival. In the event that a recipient bat does not reciprocate in the future, that bat will not be donated to if it needs it in the future, thus allowing for recipient bats to be donor bats in the future as needed.
2. In the Berg, Dickhaut and McCabe (1995) study, factors that influence the likelihood of trust in economic transactions is a fundamental assumption that individuals act in their own self-interest which is often combined with other assumptions that (1) objects of interest are restricted to personal consumption;
An experiment could be devised in which bats are taken in a large quantity and one
There is a debate between scientists whether vampire bats should be killed or not. Firstly, ranchers, believe that vampire bats should be killed. For example, Chris Kraul a writer for the Los Angeles Times, shares that bats are feasting and killing off the cattle. Thus, this point proves that bats should be killed(Kraul). Secondly, Researchers believe that bats should be saved. For instance, Kraul reports that the theory for all of the attacks on the livestock are cause by timber cutting so the bats are losing food rich forests so they head toward the cattle for food. Therefore, this confirms that it is our fault for the bats attacking the livestock. Thirdly, I believe that bats should not be killed. To illustrate, Kraul tells bat based research
Myskja, Bjørn K shows that trust could be understood as a precondition for a well-
Firstly, Vampire bats and their survival are important to the food chain and are a secondary pollinator leading to increases in plant based food production of which helps to prevent famine in a particular area where they are common. Many tropical to subtropical and desert plants depend on bats for pollination. These plants include but are not limited to mangoes, bananas, and desert plants like the fruit of the cactus etc. A bat pollinates by landing on a plant and/or flower and the pollen of that plant sticks to bat's fur as the bat continues to do this the traits and attributes of the parent plants are spread to cover a larger area. In recent years the poverty rate has soared in recent years leading to as many as many as ten thousand people
That the adaptation is that the fungus is better for them because that make them move, many bat’s die because the white nose, but sometimes the fungus is good because they make them move and the small one die because they don’t have the adaptation like the bigger one. The small die because they don’t have the same adaptation like the bigger if the small one had the same adaptation like the bigger one they would not die.
Vampire bats should not be killed because they are helpful to the environment. One way in which vampire bats are beneficial to the environment because they can eat pests and rodents. This helps to reduce the amount of pests which could damage crops. Another way vampire bats are helpful to the environment is that they can assist with the pollination of large flowers. And because
People shouldn't kill vampire bats because They can help us. They can help the environment. By pollinating the flowers. According to Los Angeles Times, beneficial to the environment because they help control the insect population.
Vampires Never Die is the title of the essay written by Guillermo Del Toro and Chuck Hogan, but it is also a statement that is true in multiple ways. Earlier in history people heard tales of them or read books were they encountered vampires, nowadays they will visit you on your TV- screen, in books, magazines, movies and etc.; they are everywhere to be found. First and foremost we all know vampires are immortal, it is a big part of their allure. Second, vampires manage to live on and maintain popularity in our culture; their popularity is as immortal as they are. The undying fascination with vampires lay within their adaptability; the vampire can be whatever the society wishes or needs it to be at the moment. The highly
This was done by using net placed around the cattle. Once caught the bats where placed in chicken-wire cages and where fed 15ml of fresh pig blood every night. The researchers then built and a chamber which would have the bat in the middle. The chamber consisted of four different tunnels which at the end would contain the blood but one would contain a certain scent. To make sure the sent would stay in one tunnel they lined the tunnel with plastic. In order to make a certain scent that would resemble the cattle the had five grams of hair cut from a cow’s tail, one gram of hair combed from a cow’s body, and one gram of fresh cattle feces. The experiment was conducted by placing the bat in a cage at the top of the center chamber for two minutes. This allowed the bat to adjust and then it was released. The goal is to see if the bat would be drawn to the scented tunnel or the tunnels without the scent. The end result was that the vampire bats selected the scented tunnel 24 out of the 29 experiments. It can be said that the conclusions are that the bats can associated smell when hunting for their
Vampire bats usually roost in caves during the daytime. The three species of vampire bats are …(42) from Mexico to South America. As their name indicates, they feed at …(43) on the blood of other animals, primarily birds and mammals. The saliva of vampire bats has been modified …(44) a heart drug for humans.
I think bats are too valuable to lose. To begin, many ranchers believe that vampire bats deserve to be exterminated. For example, Chris Kraul, a journalist for the Los Angeles Times, reports that ranchers have been driven to eradicate the bat population in their area, because they are killing their livestock (Kraul). Thus, this point proves that bats should be killed. On the opposite side, scientists believe that bat populations should be preserved. For instance, Kraul reports that research on bats has led to the development of medicinal treatments that prevent and treat heart disease, and further research could potentially lead to more medical discoveries. Therefore, this confirms that bats should be protected as they are a vital tool in medical
The entity must place itself in a position of risk and is the (grantor). The beneficiary or recipient of that trust is the (grantee). The basis of the risk is the (grantor) trusting entities’ belief, assurance, and confidence that the entity and beneficiary of the trust (grantee) is truly Benevolent, Dependable, Knowledgeable, Open, and
Vampire bats should be preserved and should not be killed. Firstly, bat research has given us medication to prevent heart attacks. For example, Chris Kraul, journalist for the New York times, shares the opinion of a research zoologist, Stephen Klose. Klose shares, “bat based research led to the development of sonar and anti-coagulant medicines that prevents heart attacks” (Kraul). Thus, bat is more important to the human species than we think. Secondly, bats help us not only heart attack medicine but with pollination and insect control. To elaborate, Kraul reports that there are only three species of blood sucking bats. Therefore, bats help us with pollination and insects. Bats eat all the misquotes so we will not get eaten by the mosquitoes. Thirdly, bats are killing livestock because their homes are being destroyed.
Just imagine if one of your brothers or sisters was born with a heart defect and had to have daily transfusions of blood in order to have a chance of survival. Unfortunately, things happen like this everyday and some of you may have experienced them already. In this essay I am going to persuade you to become a blood donor. I try to donate blood every two months or so because it makes me feel like I am doing something good and saving people’s lives. Do you know that 95% of all Americans will need a blood transfusion sometime in our lives (Red Cross web site)? That statistic means that there is a possibility that you, and your family and friends could need support from volunteer blood donors. In this essay I will discuss the need for blood donations, solutions that can increase blood donations, and actions that need to be taken to increase blood donations.
“The subjective probability by which one user expects that another user performs a given action.”