More and more animals are entering cities because urban development and climate change push the animals out of their natural(habitat).In other words,it is we humans have moved into their territory and they have no choice but(move) in with us.Cities(actual) provide some benefits for the animals,such as appealing spaces as natural homes,being out of reach from their natural enemies and(find) plenty to eat.So some animals can adapt to cities,who are more intelligent than their wild cousins and can find a good(vary) of food to eat.
However,some birds that can't adjust cities think of the city as a dangerous place.(able) to distinguish between blue sky and glass,they might crash into windows,or change their(migrate) routes because of the high-rise buildings.From above,we should learn to better understand and appreciate our wild neighbours.Their entering our cities is a means of their(survive).