1. Polar Bears Abby Harmon

2. World’s Largest Predators Where can I be found? – Artic – U.S.( Alaska) – Canada – Russia – Denmark(Greenland) – Norway

3. Endangered Species Are polar bears endangered? – Artic Scientist believe that polar bears are endangered in the artics. They are believed to be endangered because of the climate change in the artics.

4. Characteristics Size “The polar bear is the largest land carnivore.” Male polar bears are about three times the size of females. – Males “boars weigh (772-1,433 lb.)” “Length: (8.2-9.8 ft.) long.” – Females “Sows weigh (331-551 lb.)” “Length: (6.0-8.2 ft.)” “Pregnant bears weigh about (1,102 lb.)”

5. Characteristics (Cont.) Body shape – Slender bodies compared to bears – Long necks and heads Coloration – their fur color will vary Limbs – Longer back legs than front legs – Five-toed paws – Webbed front feet and elongated hind feet

6. Characteristics (Cont.) Limbs (Cont.) – Walks of soles of feet – Heels touch ground first – Lumbered gait – Head goes side to side walking – Uses twice the energy to move due to size – 3.4 mph average walking speed – 25 mph when chasing prey

7. Characteristics (Cont.) Head – Elongated head – Nose: Broad and black

8. Characteristics (Cont.) Teeth – 42 teeth – Used in eating and aggressive behavior

9. Eating Habits Eats -reindeer -small rodents -seabirds -waterfowl -fish -eggs -vegetation -berries -human garbage

10. Eating Habits (Cont.) The stomach can hold 15% to 20% of its body weight Eats this much when high demand for energy Do not eat when hibernating

11. Activity Activeness – Most active first third of day – Least active final third of day When sleeping – Often sleeping or resting – When warm lay out on ground or ice – When cold curl up

12. Behavior Groups -Adult females with cubs -Breeding pairs Male and females play fight Cubs chase and tackle brothers & sisters

13. Hibernation Only pregnant females Easily awakened Stores body fat when food is plentiful Food scarce, hibernate

14. Population Population of Polar Bears – 20,000 to 25,000 individual polar bears – Male to female ratio is about one:one Declining population – Due to the loss of sea, ice habitats.

15. Bibliography “Kidzone”- http://www.kidzone.ws/sg/polarbear/polar_bear.htmhttp://www.kidzone.ws/sg/polarbear/polar_bear.htm “Polar Bear International” http://www.polarbearsinternational.org/about-polar-bears/faqs#q2http://www.polarbearsinternational.org/about-polar-bears/faqs#q2 “Sea-World” http://www.seaworld.org/animal-info/info-books/polar-bear/physical-characteristics.htmhttp://www.seaworld.org/animal-info/info-books/polar-bear/physical-characteristics.htm “Sea-World” http://www.seaworld.org/animal-info/info-books/polar-bear/diet.htmhttp://www.seaworld.org/animal-info/info-books/polar-bear/diet.htm “Hibernating” http://www.seaworld.org/infobooks/polarbears/pbbehavior.htmlhttp://www.seaworld.org/infobooks/polarbears/pbbehavior.html

16. Bibliography (Cont.) Pictures “Paw Print” http://www.ebay.com/bhp/bear-paw-print-decalhttp://www.ebay.com/bhp/bear-paw-print-decal “Sunshine Polar Bear” http://www.arkive.org/polar-bear/ursus-maritimus/http://www.arkive.org/polar-bear/ursus-maritimus/ “Shy Polar Bear” http://animalzfun.blogspot.com/2012/04/cute-bears-nice-photos-images- 2012.htmlhttp://animalzfun.blogspot.com/2012/04/cute-bears-nice-photos-images- 2012.html “Walking Polar Bear” http://explore.org/photos/5721/polar-bear-ursus-maritimus-large-male- walking-chttp://explore.org/photos/5721/polar-bear-ursus-maritimus-large-male- walking-c “Cubs” http://en.wikipedia.org/wiki/Polar_bearhttp://en.wikipedia.org/wiki/Polar_bear “Stare” http://nature-calls.tv/polar-bear-prank-jeremy-jones-further/polar-bear-stare-head/http://nature-calls.tv/polar-bear-prank-jeremy-jones-further/polar-bear-stare-head/ “Teeth” http://www.earthrangers.com/wildwire/take-action/polar-bear-update-finding-and- tracking-polar-bears/http://www.earthrangers.com/wildwire/take-action/polar-bear-update-finding-and- tracking-polar-bears/ “Teeth Close up” http://www.hsd3.org/HighSchool/Teachers/MATTIXS/Mattix%20homepage/studentwork/LYNNZIE% 20TOMPKINS%20WEBPAGE/ASSETS/Teeth.html http://www.hsd3.org/HighSchool/Teachers/MATTIXS/Mattix%20homepage/studentwork/LYNNZIE% 20TOMPKINS%20WEBPAGE/ASSETS/Teeth.html “Blog post” http://www.greenpepperblog.com/greenpepper_blog/2009/10/just-how-helpful-will- the-new-alaskan-polar-bear-habitat-be.htmlhttp://www.greenpepperblog.com/greenpepper_blog/2009/10/just-how-helpful-will- the-new-alaskan-polar-bear-habitat-be.html “Fishy” http://www.mnh.si.edu/exhibits/mammals/PolarBear.HTMhttp://www.mnh.si.edu/exhibits/mammals/PolarBear.HTM “Hibernate” http://sparklyandslimming.wordpress.com/2010/12/06/fighting-the-urge-to- hibernate/http://sparklyandslimming.wordpress.com/2010/12/06/fighting-the-urge-to- hibernate/ “Curled up” http://www.natgeocreative.com/photography/1072312http://www.natgeocreative.com/photography/1072312