The four sentences (labeled $1,2,3$ and $4$) given in this question, when properly sequenced, from a coherent paragraph. Decide on the proper order for the sentences and key in this sequence of four numbers as your answer.
- The woodland’s canopy receives most of the sunlight that falls on the trees.
- Swifts do not confine themselves to woodlands, but hunt wherever there are insects in the air.
- With their streamlined bodies, swifts are agile flyers, ideally adapted to twisting and turning through the air as they chase flying insects – the creatures that form their staple diet.
- Hundreds of thousands of insects fly in the sunshine up above the canopy, some falling prey to swifts and swallows.