Humboldt penguins inside an enclosure at Veermata Jijabai Bhosale Udyan, also known as Byculla Zoo, in Mumbai, India, 20 January 2025. National Penguin Day, or Penguin Awareness Day, is celebrated annually on 20 January to raise awareness about the protection and conservation of penguins. (Photo by Divyakant Solanki/EPA)
