How do penguins survive in cold climates?

Penguins are one of the archetypal animals of cold climates, they survive in the coldest and harshest climates on earth where they can often be the only animals there. How do they do this? especially as they are warm blooded animals that cannot let their own body temperature fall. read more

especially as they are warm blooded animals that cannot let their own body temperature fall. read more

Penguins are specially adapted to survive and thrive in cold climates, thanks to features that keep them warm, including a layer of fat and feathers, special adaptations in the nasal passages to recycle heat lost during breathing and huddling behaviors that allow them to enjoy heat from other penguins. read more