Difference Between Diapause And Hibernation
Diapause is a temporary state of dormancy whereas Hibernation is the process by which an organism's metabolic activity. Check this article to know more about the Difference Between Difference Between Diapause And Hibernation.
Jasdeep Bhatia11 Mar, 2024
Share
Difference Between Diapause And Hibernation: Have you ever wondered why bears fall asleep so deeply? You may have heard of bears doing so. This article will assist you in learning the answer to that question if you're interested. You may learn about hibernation, diapause, and their main distinctions in this article.
Many species, including butterflies and bats, hibernate in the cold, dark winters to avoid having to forage for food or migrate to a warmer area. To save energy, they lower their metabolic rates. Aestivation, which is a form of hibernation, is a process that animals in hot climes go through. They can tolerate harsh heat, drought, and food deprivation thanks to a similar mechanism. However, hibernation is not about sleeping. Depending on the species, it can range from prolonged, profound unconsciousness to brief intervals of inactivity. However, hibernating animals are more exposed to predators and unpredictably bad weather, which has its drawbacks. In this section, we'll study more about hibernation, diapause, and their primary distinctions.Difference Between Deoxyribose and Ribose
Introduction
Some species enter a latent condition and go into hibernation as a result of the temperature reduction. Contrarily, diapause is a form of dormancy in which the growth of the insect is momentarily suspended and is most frequently observed in insects. Several animals hibernate in order to survive recurring bad conditions including environmental changes, food scarcity, temperature shifts, and so forth. It is a condition when there is little to no metabolic activity occurring in the organism's body. An animal's physical activity, growth, and development are suspended during its brief period of dormancy. As a result, the organisms can conserve energy by essentially going into dormancy or sleeping during a challenging time. Different creatures exhibit different types of dormancy.Difference Between Darwinism and Lamarckism
Diapause
The physiological state of dormancy or developmental halt known as diapause is characterized by the shutdown of the majority of life processes. It begins under unfavorable circumstances and is most frequently seen in insects, particularly in arthropods. Any step of an insect's life cycle, from the pupal stage to the active, adult stage, can experience the diapause state. The development slows to a stop when this event occurs during the egg or pupil stage. Feeding patterns or reproductive behavior slow down or stop throughout the adult stage.Difference Between Centipede And Millipede
Organisms that Show Diapause The Prodoxus Y-inversus moth, which is located in the United States and South Western New Mexico, has the longest diapause that has ever been recorded. It has a maximum inactive period of 19 years. Many arthropods, including the Southwestern corn borer, tobacco hornworm, and flesh fly, exhibit diapause during the embryological stage. A fish species known as the mummichog exhibits diapause while it is still in the embryonic stage. Diapause is exhibited by even silkworms between the late embryonic and late larval stages.Difference Between Chromosome and Chromatid
Hibernation
When an animal hibernates, it reduces its heart rate to conserve energy and get through the winter without eating much. When an animal hibernates, some simply slow down and move less, while others fall asleep and don't reawaken until spring. The animal's body temperature dips during hibernation, and its respiration and heartbeat slow down to conserve energy. Some hibernators fall asleep for such an extended period of time that it is nearly hard to wake them, and they even seem to be dead! Animals that hibernate prepare ready for their winter slumber by consuming more food than they need and storing it as body fat, which they use as energy while they sleep. Regular white fat and brown fat are two different forms of fat. The animal's heart, lungs, and brain are all surrounded by brown fat patches. When it's time to awaken, it sends a brief burst of energy to warm these organs first. Some animals will slightly awaken and shudder if the temperature drops too low to warm themselves a little. Every few weeks, hibernators may also briefly awaken to use the restroom and, if any food is available, to eat a little.Difference Between Cross Pollination and Self Pollination
Hibernation's basic mechanism A hibernating animal's metabolism slows down, and ground squirrels' body temperatures fall to -2°C. As their breathing decreases, bats' heart rates can fall from 400 to 11 beats per minute. Some cold-blooded animals, including wood frogs, produce natural antifreeze so they can tolerate being frozen solid. Mammals eat more frequently in the summer and fall as they prepare to hibernate, storing fat to help them through the winter. There are some risks associated with hibernation, such as a shortage of fat, harsh weather, or an early awakening, which can all lead to an animal's death. Organisms that hibernate From mammals and reptiles to amphibians and even certain insects, many different species of organisms hibernate. Although it's commonly known that bears may hibernate, this only happens if they reside in a cold area. Bears that dwell in warmer regions, such as South East Asia sun bears of South East Asia, have year-round access to food, eliminating the need for hibernation. Hibernation occurs in some tortoise species, including those maintained as pets. Even though the interior of a house may be warm, keeping a tortoise awake throughout the winter might be quite harmful to it because it is a species that hibernates. In the water, some fish, frogs, and turtles seek refuge from the winter cold under logs, rocks, and decaying leaves. They relocate to the bottom of lakes and ponds as the temperature drops, and some even dig mud holes. Bees are one insect that hibernates. While burrowing bumble bees dig a tunnel in the earth and crawl inside during the winter, huddling honey bees snuggle closely together in their hive to remain warm.Related Links -
Difference Between Diapause And Hibernation
| Differentiating Features | Diapause | Hibernation |
| Definition | Diapause is characterized as a phenomenon in which animals temporarily halt their growth and development as a defense mechanism against unfavorable environmental conditions. | Hibernation is described as a metabolically depressed state at extremely low temperatures that render the animals immobile to resist harsh environmental conditions during the winter. |
| Occurrence | Diapause can happen in either the summer or the winter. | Hibernation only takes place in the winter. |
| Adaptations | During diapauses, there is less free water present. | In hibernation, no such modifications take place. |
| Temperature | During diapauses, the temperature is not decreased to larger degrees. | The temperature drops to about when a person is hibernating. |
| Observed | Insects frequently experience diapause. | Higher animals and invertebrates like arthropods both hibernate frequently. |
| Period | Any time of the year can have diapause. | Winter is when people hibernate the most. |
| Examples | Diapauses are visible in many oviparous fish species' embryos as well as in insects like monarch butterflies. | Hibernation is exhibited by mammals including bears, California pocket mice, kangaroo mice, bats, many invertebrates, and various kinds of birds and reptiles. |
Difference Between Diapause And Hibernation FAQs
What Brings About Diapause?
Diapause develops as a result of the unfavorable state starting. Diapauses are brought on by unfavorable conditions such as shifts in temperature and day length, a lack of nourishment, and so forth.
When Does Diapause Start to Happen?
Climate has no effect on diapause. Both the summer and the winter experience it. It can occur at any time of year because it primarily occurs when insects are still developing. Climate conditions are less important than the scarcity of growth hormones at the start of diapause. It occurs most frequently in insects during the pupal stage of development.
Which insects experience diapause?
Insects and zooplankton both experience diapause. The Southwestern corn borer, tobacco hornworms, flesh flies, and many other arthropods exhibit diapause more frequently than other insects.
Which animal has the longest diapause interval?
The Prodoxus Y-inversus moth, which is native to South Western New Mexico and the United States, has the longest diapause yet seen. It has a maximum inactive period of 19 years.
What are the primary distinctions between hibernation and diapause?
Hibernation is the metabolic slowdown an organism goes through to tolerate harsh conditions, usually in the winter. While diapause is a brief period of hibernation during which an organism, usually an insect, stops growing and developing.
Talk to a counsellorHave doubts? Our support team will be happy to assist you!
Join 15 Million students on the app today!
Live & recorded classes available at easeDashboard for progress trackingMillions of practice questions at your fingertips
Free Learning Resources
PW Books
Notes (Class 10-12)
PW Study Materials
Notes (Class 6-9)
Ncert Solutions
Govt Exams
Class 6th to 12th Online Courses
Govt Job Exams Courses
UPSC Coaching
Defence Exam Coaching
Gate Exam Coaching
Other Exams
Know about Physics Wallah
Physics Wallah is an Indian edtech platform that provides accessible & comprehensive learning experiences to students from Class 6th to postgraduate level. We also provide extensive NCERT solutions, sample paper, NEET, JEE Mains, BITSAT previous year papers & more such resources to students. Physics Wallah also caters to over 3.5 million registered students and over 78 lakh+ Youtube subscribers with 4.8 rating on its app.
We Stand Out because
We provide students with intensive courses with India’s qualified & experienced faculties & mentors. PW strives to make the learning experience comprehensive and accessible for students of all sections of society. We believe in empowering every single student who couldn't dream of a good career in engineering and medical field earlier.
Our Key Focus Areas
Physics Wallah's main focus is to make the learning experience as economical as possible for all students. With our affordable courses like Lakshya, Udaan and Arjuna and many others, we have been able to provide a platform for lakhs of aspirants. From providing Chemistry, Maths, Physics formula to giving e-books of eminent authors like RD Sharma, RS Aggarwal and Lakhmir Singh, PW focuses on every single student's need for preparation.
What Makes Us Different
Physics Wallah strives to develop a comprehensive pedagogical structure for students, where they get a state-of-the-art learning experience with study material and resources. Apart from catering students preparing for JEE Mains and NEET, PW also provides study material for each state board like Uttar Pradesh, Bihar, and others
Copyright © 2025 Physicswallah Limited All rights reserved.
