The given line graph illustrates data about the number of wildlife species in North America over a 5-year period between 2009 and 2014.
In general, what stands out from the information is that there was a significant increase in the number of bears while dolphins witnessed a dramatic fall. However, there was a flactuation in the number of whales over the whole year covered by the graph.
If we look at bears, they started at for approximately 10, in 2009, after which the trend rose sharply, rocketing to 120 until 2012. Subsequently, it began to grow for about 185, before 2014, which meant that the figure being reached the peak level of in the graph.
With respect to whales, the trend stood at 80 in 2009. Following this, they decreased to 60 in the next year. However, they flactuated around for approximately 80-90 until 2014.
Regarding to dolphins, there was a tremendous decline. They started at 155 in 2009, the number of dolphins saw a go down in the next 5 years.
