BRUMATION (Syllabus: GS Paper 3 – Env and Eco)

News-CRUX-10     12th February 2024        
Samadhaan

Context: Is an alligator lying still underwater, with its snout alone sticking out, alive or dead?


Brumation:

  • About: Brumation is a state of dormancy or slowed activity observed in reptiles during colder months, akin to hibernation in mammals.
  • Ideal ambient temperature for brumation: Between 40 and 50 degrees Fahrenheit.
  • Brumation depend on: Reptile's particular species, age, gender and geographical location.
  • Survival Strategy in Adverse Conditions: Reptiles enter brumation to conserve energy and endure harsh environmental conditions, such as dropping temperatures and scarce food resources.
  • Behavioral Changes: During brumation, reptiles seek refuge in underground burrows, rock crevices, or other sheltered areas with stable temperatures. Their metabolism slows significantly, allowing them to go extended periods without eating.
  • Diverse Species and Brumation Habits: Researchers have documented instances of brumation in various reptilian species, such as box turtles, painted turtles, snakes, and lizards. Each species exhibits unique behaviors, like burrowing into mud, seeking refuge in underground dens, or hiding within vegetation.
  • Energy Conservation for Survival: The significant slowing of metabolism during brumation enables reptiles to conserve energy, helping them endure the cold climate and challenging environmental conditions.
  • Importance of Brumation: Brumation is a crucial strategy for reptiles to survive adverse conditions, ensuring they can reemerge later to feed and reproduce in more favorable climates.
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