Part B by Sarah Rana https://padlet.com/sq2214555/4j2p8r75owcjkqdl en-us 2021-06-13 16:39:45 UTC 2021-06-14 02:40:44 UTC hello@padlet.com Current Species sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603581339 2021-06-13 18:28:46 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603581339 Future Species sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603581475 2021-06-13 18:28:54 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603581475 Binomial name sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603582099  Ursus maritimus]]> 2021-06-13 18:29:38 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603582099 Binomial name sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603582367 Ursus izetan]]> 2021-06-13 18:29:58 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1603582367 Habitat sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604034624 Arctic Region]]> 2021-06-14 02:12:21 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604034624 Habitat sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604035067 Taiga forest in subarctic region]]> 2021-06-14 02:12:36 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604035067 Predatory advantages or Defense Mechanisms sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604038277 White coloured fur]]> 2021-06-14 02:14:22 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604038277 Predatory advantages or Defense Mechanisms sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604039141 Grey coloured fur]]> 2021-06-14 02:14:54 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604039141 Digestive System / Method of Nutrition / Diet sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604042134 - Walrus or seals 
- Vegetation such as berries and seaweeds

]]> 2021-06-14 02:16:42 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604042134 Digestive System / Method of Nutrition / Diet sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604044238 - Small mammals such as ducks and mule deer
- Vegetation such as berries and roots

]]> 2021-06-14 02:17:59 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604044238 Respiratory System (alveoli, gills, tracheal, skin diffusion) sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604047158 Alveoli]]> 2021-06-14 02:19:41 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604047158 Respiratory System (alveoli, gills, tracheal, skin diffusion) sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604048787 Alveoli]]> 2021-06-14 02:20:41 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604048787 Circulatory System (type of heart system) sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604050422 The four chambered heart system]]> 2021-06-14 02:21:41 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604050422 Circulatory System (type of heart system) sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604051645 The four chambered heart system]]> 2021-06-14 02:22:27 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604051645 Environmental Phenotypic advantages. sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604053778 Grey coloured fur perfectly blends with the forest surroundings of the subarctic region.]]> 2021-06-14 02:23:51 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604053778 Environmental Phenotypic advantages. sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604053937 White colored fur perfectly blends with the surroundings of the Arctic region.]]> 2021-06-14 02:23:57 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604053937 Bottleneck Effect: a dramatic reduction in population size. sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604059395 - Polar bears are dramatically reduced due to food availability.
The reason is the environmental effects resulting in melting of ice in polar regions. 



]]> 2021-06-14 02:27:02 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604059395 Bottleneck Effect: a dramatic reduction in population size. sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604061310 - Grey bears are not dependent on the ice and swimming capabilities for food availability and can easily hunt small mammals in the forest but unfortunately they have got less fur and less thick layer of fat in their bodies which makes it difficult to survive in ultra cold regions. ]]> 2021-06-14 02:28:05 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604061310 Sympatric speciation: a new species can also evolve and become genetically isolated from a larger population gradually or suddenly. sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604063297 - Polar bears rely on a very high fat diet which consists of the blubber of the seals.]]> 2021-06-14 02:29:16 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604063297 Sympatric speciation: a new species can also evolve and become genetically isolated from a larger population gradually or suddenly. sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604064803 - Due to the melting of ice there is a decrease in the number of walrus and seals. The grey bears can also feed on meat for protein and can gain energy from eating small mammals with less fat content.]]> 2021-06-14 02:30:07 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604064803 Stabilizing Selection: when the average phenotype within a population is favoured by the environment sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604066120 2021-06-14 02:30:51 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604066120 Stabilizing Selection: when the average phenotype within a population is favoured by the environment sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604067486

]]> 2021-06-14 02:31:41 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604067486 Beneficial mutation: those mutations which are advantageous also increase the fitness of the organism sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604071438 - Polar bears evolved from brown bears to have white coloured fur and thicker fur coats which allowed them to survive better in winter.]]> 2021-06-14 02:33:59 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604071438 Beneficial mutation: those mutations which are advantageous also increase the fitness of the organism sq2214555 https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604072310 - Grey bears evolved to have grey coloured fur which beneficially blended with the forest foundations of taiga and less fur/fat layer which requires less fat diet.]]> 2021-06-14 02:34:28 UTC https://padlet.com/sq2214555/4j2p8r75owcjkqdl/wish/1604072310