the natural history of the sloth

8
The Natural History of the Sloth By Angel Hartman Biology 101 Professor Swatski

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The Natural History of the Sloth. Biology 101 Project for Professor Swatski, HACC, York Campus.

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Page 1: The Natural History of the Sloth

The Natural History of the

SlothBy Angel Hartman

Biology 101Professor Swatski

Page 2: The Natural History of the Sloth

Anatomy & Physiology

• Fur Coat

• Algae

• About the size of a cat

• Small eyes, snout, head, and tail

• Large eyes and legs

• Very long, sturdy claws

Great for climbing

Terrible for crawling

Page 3: The Natural History of the Sloth

Anatomy &

Physiology Cont.

• Slow

• Don’t fall often

• Body

temperature

75-91 degrees

Fahrenheit

(24-33 degrees

Celsius)

• Jaguar, Harpy

Eagle, and

humans

Page 4: The Natural History of the Sloth

Behaviors

• Mostly upside-

down

• Eat, sleep,

mate, and give

birth

• Nocturnal

• 15-20 hrs.

• Once a week

from trees

• Solar energy

Page 5: The Natural History of the Sloth

Diet• Leaves• Fruit• Flowers• Twigs• Buds• Water

• 1 month to digest

Page 6: The Natural History of the Sloth

Life Cycle10-12 month

gestation periodOne baby at a timeTotal of one year

together20 years in wild30 years in captivity

Page 7: The Natural History of the Sloth

Conservation Status• Unable to survive

outside the tropical rainforests

• Successful creatures

• Only one species endangered

• Destruction of rainforests may lead to more

Page 8: The Natural History of the Sloth

Bazzalo, Mariel. "A Translocation Experiment For The Conservation Of Maned Sloths, Bradypus Torquatus (Xenarthra, Bradypodidae)." Biological Conservation, 118.4 (2004):

421. Academic Search Premier. Web. 05 October 2011. Clauss, Marcus. "The Potential Interplay Of Posture, Digestive Anatomy, Density Of Ingesta And

Gravity In Mammalian Herbivores: Why Sloths Do Not Rest Upside Down." Mammal Review, 34.3 (2004): 241-245. Academic Search Premier. Web. 04 October 2011.

Cohn, Jeffrey. “Life in the Slow Lane.” Americas, 60.4 (2008): 38-45. Proquest. Web. 09 October 2011.

Duplantier, Jean-Marc. "Reproductive Biology And Postnatal Development In Sloths, Bradypus Andcholoepus: Review With Original Data From The Field (French Guiana) And From

Captivity." Mammal Revie,w 31.34 (2001): 173. Academic Search Premier. Web. 10 October 2011.

Gould, Stephen Jay. "Can We Truly Know Sloth And Rapacity?" Natural History, 105.4 (1996): 18. Academic Search Premier. Web. 04 October 2011.

Nyakatura, John A. and Martin S. Fischer. “Functional morphology and three-dimensional kinematics of the thoraco-lumbar region of the spine of the two-toed sloth.” Journal of Experimental Biology, 213.24 (2010): 4278-4290. Academic Search Premiere. Web. 05 October

2011. Paabo, S. "A Molecular Analysis Of Ground Sloth Diet Through The Last Glaciation." Molecular

Ecology, 9.12 (2000): 1975. Academic Search Premier. Web. 08 October 2011. "Zoology: Less than slothful." Nature,  453.7194 (2008): 430. Academic Search Premier.

Web. 12 October

Works Cited