# Effect of urban environments on animals IELTS Academic Listening - 10 questions - 9 minutes - Note completion Source: Recording, questions and answer key from Cambridge IELTS 13, Test 1, Listening Part 4. © Cambridge University Press & Assessment. Used for educational practice. Explanations and evidence notes are written by Testmigo. ## The recording 7 minutes of audio. Practice it with the player on the page; the transcript is on the answers page. ## Questions ### Questions 31-40: Note completion Complete the notes below. Write ONE WORD ONLY for each answer. Effects of urban environments on animals Introduction Recent urban developments represent massive environmental changes. It was previously thought that only a few animals were suitable for city life, e.g. the **(31)** _____ - because of its general adaptability the pigeon - because walls of city buildings are similar to **(32)** _____ In fact, many urban animals are adapting with unusual **(33)** _____. Recent research Emilie Snell-Rood studied small urbanised mammal specimens from museums in Minnesota. She found the size of their **(34)** _____ had increased. She suggests this may be due to the need to locate new sources of **(35)** _____ and to deal with new dangers. Catarina Miranda focused on the **(36)** _____ of urban and rural blackbirds. She found urban birds were often braver, but were afraid of situations that were **(37)** _____. Jonathan Atwell studies how animals respond to urban environments. He found that some animals respond to **(38)** _____ by producing lower levels of hormones. Sarah Partan's team found urban squirrels use their **(39)** _____ to help them communicate. Long-term possibilities Species of animals may develop which are unique to cities. However, some changes may not be **(40)** _____ [Practice online with a timer and instant marking](https://testmigo.com/ielts/listening/effect-of-urban-environments-on-animals) - [Answers and explanations](https://testmigo.com/ielts/listening/effect-of-urban-environments-on-animals/answers)