The graph below shows the population figures of different types of wild birds in the one country between 1970 and 2004. Summarize the information by selecting and reporting the main features and make comparisons where relevant

The line graph below illustrates the number of four different types of wild birds in the UK from 1970 to 2004.

This

includes coastal, woodland, farmland, and all species that experienced a variety of quantity and differ a lot.

According to

the image, all of them showed the same figure(100) in 1970

initially

. The most noticeable thing is coastal Birds` had proliferated sharply until 1985 and sequentially fluctuated continuously.

Thus

, constituted the majority.

On the contrary

, farmland species underwent fluctuation till 1973 and

then

rose slightly for 3 years. But started to fall. So dipped constantly and were regarded as a small minority. Having said that, woodland birds' quantity went up and down steadily by almost more than one hundred and declined to under 70, up to 1991. Alongside

this

numeral went on with approximately a steady population.

Although

, all the species figures commonly mounted and decreased between 100 and 110 during

this

period.