New York City is home to nearly 3 million rats, making them one of the city’s most persistent challenges. In 2023, NYC appointed its first “rat czar” to tackle the issue through awareness drives, guided rat walks, and birth control methods. Recent scientific research reveals that these urban rodents use ultrasonic sounds to communicate and adapt in noisy environments. Source: Scientific American, The Guardian #newyorkcity #ratpopulation #urbanwildlife #science #research #animalbehavior #nycnews