During a recent discussion about local wildlife, the speaker highlighted the importance of protecting birds in urban areas. She stated, 'Many birds rely on trees for nesting and food. If we cut down trees, we limit their habitats. Additionally, birds play a vital role in controlling insect populations and pollinating plants. Therefore, maintaining green spaces in cities is essential for their survival.'
Note: This question has been adapted from its original format to accommodate a reading-based version. In the official TOEFL exam, speaking and listening sections require verbal responses and audio prompts, which are not represented here. Please note that this adaptation may not fully reflect the nature or difficulty of the official exam. The audio feature for these sections will be available soon.