The line graph illustrates the number of Wildlife population from 2017 to 2022.
Overall,it is clear that the number of bears increased significantly,while which were dolphins saw rapid decrease.The quantity of whales did not witness any considerable change despite some fluctuations.
In 2017,the number of bears,dolphins,whales was 10,80 and around 160 respectively.but by 2019,the rate of bears and whales saw sharp increase and reached almost 100, at that time dolphin’s percentage dramatically decrease to about 20.
In 2020,Dolphins and whales experienced quick decline and their rates reached to 10,80 respectively,while bears increased to around 120. 2 years later,the amount of dolphins dropped sequentially to almost 0,in terms of good feedbacks,the rate of whales was stable.The quantity of bears rose and achieved more than 180.