Essay about Investigation on the Habituation of Snails to Touch

Essay about Investigation on the Habituation of Snails to Touch

Length: 3120 words (8.9 double-spaced pages)

Rating: Powerful Essays

Open Document

Essay Preview

To investigate the habituation of snails to harmless stimulus.
To develop problem solving and experimental skills, for example, information is accurately processed and presented, experimental procedures are planned, designed and evaluated properly, producing valid results, recording results, and valid conclusion is drawn.
To learn the correct way of poking the snail.

Problem Statement:
When a garden snail is touched, it withdraws its eye stalks into its body quickly. This is a quick response of the snail to avoid dangers and ensure survival. Do snails habituate to the stimulus of touch with repeated stimulation?


The main objective of this experiment is to investigate the habituation of snails to touch stimulus. The main method used in this experiment is to touch the part of the snail between their eye stalk. The time taken for the eye stalks to enter and re-emerge from the shell is measured by using a stopwatch. This step is then repeated until the snail no longer withdraws its eye stalks into the shell. The main result in this experiment is that the time taken for the snail to enter and re-emerged from the shell decreases with every poking done. Therefore, it is to conclude that a snail can be habituated with a harmless stimulus.

“Snail is a common name for all members of the molluscan class Gastropoda which have coiled shells on their back in the adult stage.” (Wikipedia, 2010) This includes land snails and snails that live in water. In this experiment, we use the common type of land snails which are also known as the garden snails. Snails are used in this habituation investigation because they are slow-moving animals and thus, making them easier to be ca...

... middle of paper ...

...Tables. Available from: Accessed on: 29th March 2010.

Fullick, A. 2009. Edexcel A2 Biology. 264p. United Kingdom: Pearson Education Limited

Grubb T.C., Jr. Ohio State University. 1986. Beyond Birding - Field Projects for Inquisitive Birders. Available from: Accessed on: 29th March 2010.

Wikipedia. 2010. Habituation. Available from: Accessed on: 29th March 2010.

Wikipedia. 2010. Snail. Available from: Accessed on: 29th March 2010.

Wikipedia. 2010. Spearman’s rank correlation coefficient. Available from:'s_rank_correlation_coefficient. Accessed on: 29th March 2010.

Need Writing Help?

Get feedback on grammar, clarity, concision and logic instantly.

Check your paper »

Orienting Response, Habituation and Perceptual Learning Essay

- Stimuli bombards the mind of the individual throughout the day, and the mind translates the information into knowledge in a seemingly effortless manner. Multiple human sensory input vies for the individual’s attention simultaneously (Matlin, 1998). The process humans use to gather and interpret stimuli registered by their senses incorporates previous knowledge, attention, and pattern recognition (Robinson & Robinson, 2008). The concept of the orienting response (OR) and habituation enables an analysis of the factors of habituation and perceptual learning....   [tags: cognitive psychology, learning]

Powerful Essays
1986 words (5.7 pages)

Essay on Terraforming Mars for Human Habitation

- Terraforming Mars is the process of purposely changing the known properties of Mars to satisfy safe human habitation. In order to do this, we would have to use a 1000-year timeline. A thousand year timeline is best because it would give humans the time needed to change the atmosphere of Mars, change the temperature of Mars, grow food, and more. In order for the terraforming process to work, humans must permanently live on Mars for. For humans to permanently live on Mars, a fuel source must be used....   [tags: mars, human habitation, co2 atmosphere]

Powerful Essays
1154 words (3.3 pages)

Investigation Of Fraud Detection And Investigation Essay

- If you suspect that your company has been defrauded, then there are a number of steps and options that you can take: 1. Fraud detection and investigation The first important step is to determine if a fraud or any other criminal activity, has taken place. At this moment, you may know for certain or you may have suspicions that fraud has occurred. Sometimes the way people behave, can suggest that they are committing a fraud. These signs are called 'red flags '. • You 've noticed significant changes in somebody’s behavior; • They have financial losses or large personal debts, having the desire to gain; • Audit control find errors or irregularities; • Sometimes, the transactions take place at...   [tags: Federal Bureau of Investigation]

Powerful Essays
707 words (2 pages)

Death Investigations with Forensic Toxicology Essays

- Forensic toxicology is one of the oldest disciplines in forensic science history and dates back hundreds of years. However, the actual understanding and examination of forensic toxicology only dates back for about 200 years. Due to the development of technology, this discipline has been able to progress and flourish. The term forensic toxicology is defined as examination of all aspects of toxicity that may have legal implications (James & Nordby, 2009 p. 61). In the past, poisoning was one of the most popular forms of murder....   [tags: investigations, cases, substances]

Powerful Essays
1530 words (4.4 pages)

Marriage is not a Game as Seen in Margaret Atwood's Habitation Essay

- Margaret Atwood is a Canadian novelist and poet whose writing usually treats contemporary issues, such as feminism, sexual politics, and the intrusive nature of mass society. While she is best known for her works as a novelist, her poetry is also noteworthy. One of her notable poems, “Habitation,” discusses the seriousness of marriage. The speaker basically gives a message that the marriage is not a game or a play; rather, it is a serious, unstable condition that calls for a lot of effort and attention to maintain harmony....   [tags: Margaret Atwood, poems, Habitation, ]

Powerful Essays
806 words (2.3 pages)

Investigation of Sensory Research of Taste, Sight, Hearing, Smell, and Touch

- ... The latest Pangborn Symposium, in 2013, will be discussed later in this study. In recent years, sensory science has transformed into a broader spectrum of research and can most certainly be defined as a multidisciplinary field (Martens, 1999). It encompasses a wide range of topics from sensometrics and psychophysics to cognitive studies. The main drive for this change in sensory research is the consumer. This is evident by the research carried out in the 1970’s which focused primarily on initial tasting and responses to the food (Martens, 1999)....   [tags: spectrum, education, products]

Powerful Essays
1172 words (3.3 pages)

Essay on Geological Investigation

- Geological investigation is the first step towards the completion of a building and is considered as the most important step as it identifies the feasibility of an area for construction and determines how the foundations and preventive measurements to be set up for the building. According to Sadhi (2012), one-third of the construction projects are delayed and half of over-tender cost on road projects are due to inadequate geological investigation or poor interpretation of the data. According to Ferrer Geological Consulting (n.d.), geological investigation is mandatory to ensure an adequate design of maximum safety concern and optimum economy benefit to be made and saving on the geological in...   [tags: Geology, Investigations]

Powerful Essays
958 words (2.7 pages)

Criminal Investigation Essays

- Research Project Outline I. Crime Scene Investigation a.} Crime Scene Evidence b.} Police Evidence c.} Forensic science d.} Hazards Crime Scene Evidence II. Due Process-Search and Seizure: a.} Washington State Supreme Court a.a} Effects of Criminal investigations b.} Local Criminal Trials c.} Significance of the 4th, 5th, 6th, and 14th Amendments on Criminal Investigations d.} Probable Cause d.a} Discovery Doctrine d.b} Exclusionary Rule e.} Plain View Searches f.} Search Warrants *(ev∙i∙dence) 1....   [tags: Crime Scene Investigation]

Powerful Essays
2503 words (7.2 pages)

Essay on In Touch

- In Touch Many authors have had different ways to express certain situations; some seek to entertain while others teach lessons that are frequently overlooked in everyday life. In the poem “The Lake Isle of Innisfree” by William Butler Yeats I believe the purpose is to bring the readers in touch with their own lives and surroundings. In the poem there is an anonymous character that longs for peace and speculates on the moral of the story: being in touch with life is more satisfying than any worldly possession....   [tags: Papers]

Free Essays
330 words (0.9 pages)

The Touch Essay

- Today I'm going to kill something. Someone. Anything. I feel the obligation to, that time has come around again. Every fortnight it is. Two weeks later and another person will be lucky, just like that. They will have been touched by a celebrity. They do not thank me for it, they do not get the chance but I will leave my autograph by their side. Something for the pigs to ponder about when they arrive on the scene. But by then it will be too late. I know you are wondering what it is....   [tags: Creative Writing Essays]

Free Essays
647 words (1.8 pages)